20482475520

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:462

約数の個数: 480

約数和(自身を含む): 72750915072

約数和(自身を除く): 52268439552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 43, 48, 52, 60, 64, 65, 78, 80, 86, 96, 104, 120, 128, 129, 130, 156, 160, 169, 172, 192, 195, 208, 215, 240, 256, 258, 260, 312, 320, 338, 344, 367, 384, 390, 416, 430, 480, 507, 512, 516, 520, 559, 624, 640, 645, 676, 688, 734, 768, 780, 832, 845, 860, 960, 1014, 1032, 1040, 1101, 1118, 1248, 1280, 1290, 1352, 1376, 1468, 1536, 1560, 1664, 1677, 1690, 1720, 1835, 1920, 2028, 2064, 2080, 2202, 2236, 2496, 2535, 2560, 2580, 2704, 2752, 2795, 2936, 3120, 3328, 3354, 3380, 3440, 3670, 3840, 4056, 4128, 4160, 4404, 4472, 4771, 4992, 5070, 5160, 5408, 5504, 5505, 5590, 5872, 6240, 6656, 6708, 6760, 6880, 7267, 7340, 7680, 8112, 8256, 8320, 8385, 8808, 8944, 9542, 9984, 10140, 10320, 10816, 11008, 11010, 11180, 11744, 12480, 13416, 13520, 13760, 14313, 14534, 14680, 15781, 16224, 16512, 16640, 16770, 17616, 17888, 19084, 19968, 20280, 20640, 21632, 21801, 22016, 22020, 22360, 23488, 23855, 24960, 26832, 27040, 27520, 28626, 29068, 29360, 31562, 32448, 33024, 33280, 33540, 35232, 35776, 36335, 38168, 40560, 41280, 43264, 43602, 44040, 44720, 46976, 47343, 47710, 49920, 53664, 54080, 55040, 57252, 58136, 58720, 62023, 63124, 64896, 66048, 67080, 70464, 71552, 71565, 72670, 76336, 78905, 81120, 82560, 86528, 87204, 88080, 89440, 93952, 94686, 95420, 99840, 107328, 108160, 109005, 110080, 114504, 116272, 117440, 124046, 126248, 129792, 134160, 140928, 143104, 143130, 145340, 152672, 157810, 162240, 165120, 174408, 176160, 178880, 186069, 187904, 189372, 190840, 205153, 214656, 216320, 218010, 229008, 232544, 234880, 236715, 248092, 252496, 259584, 268320, 281856, 286208, 286260, 290680, 305344, 310115, 315620, 324480, 330240, 348816, 352320, 357760, 372138, 378744, 381680, 410306, 429312, 432640, 436020, 458016, 465088, 469760, 473430, 496184, 504992, 536640, 563712, 572520, 581360, 610688, 615459, 620230, 631240, 648960, 697632, 704640, 715520, 744276, 757488, 763360, 820612, 858624, 872040, 916032, 930176, 930345, 939520, 946860, 992368, 1009984, 1025765, 1073280, 1145040, 1162720, 1221376, 1230918, 1240460, 1262480, 1297920, 1395264, 1409280, 1431040, 1488552, 1514976, 1526720, 1641224, 1744080, 1832064, 1860352, 1860690, 1893720, 1984736, 2019968, 2051530, 2146560, 2290080, 2325440, 2442752, 2461836, 2480920, 2524960, 2666989, 2790528, 2818560, 2977104, 3029952, 3053440, 3077295, 3282448, 3488160, 3664128, 3720704, 3721380, 3787440, 3969472, 4039936, 4103060, 4293120, 4580160, 4650880, 4923672, 4961840, 5049920, 5333978, 5581056, 5954208, 6059904, 6106880, 6154590, 6564896, 6976320, 7328256, 7442760, 7574880, 7938944, 8000967, 8079872, 8206120, 9160320, 9301760, 9847344, 9923680, 10099840, 10667956, 11162112, 11908416, 12119808, 12213760, 12309180, 13129792, 13334945, 13952640, 14885520, 15149760, 15877888, 16001934, 16412240, 18320640, 18603520, 19694688, 19847360, 20199680, 21335912, 23816832, 24239616, 24618360, 26259584, 26669890, 27905280, 29771040, 30299520, 31755776, 32003868, 32824480, 36641280, 39389376, 39694720, 40004835, 40399360, 42671824, 47633664, 49236720, 52519168, 53339780, 55810560, 59542080, 60599040, 64007736, 65648960, 78778752, 79389440, 80009670, 85343648, 95267328, 98473440, 105038336, 106679560, 119084160, 121198080, 128015472, 131297920, 157557504, 158778880, 160019340, 170687296, 196946880, 213359120, 238168320, 256030944, 262595840, 315115008, 320038680, 341374592, 393893760, 426718240, 476336640, 512061888, 525191680, 640077360, 682749184, 787787520, 853436480, 1024123776, 1280154720, 1365498368, 1575575040, 1706872960, 2048247552, 2560309440, 3413745920, 4096495104, 5120618880, 6827491840, 10241237760, 20482475520]

約数ペア:

[(1, 20482475520), (2, 10241237760), (3, 6827491840), (4, 5120618880), (5, 4096495104), (6, 3413745920), (8, 2560309440), (10, 2048247552), (12, 1706872960), (13, 1575575040), (15, 1365498368), (16, 1280154720), (20, 1024123776), (24, 853436480), (26, 787787520), (30, 682749184), (32, 640077360), (39, 525191680), (40, 512061888), (43, 476336640), (48, 426718240), (52, 393893760), (60, 341374592), (64, 320038680), (65, 315115008), (78, 262595840), (80, 256030944), (86, 238168320), (96, 213359120), (104, 196946880), (120, 170687296), (128, 160019340), (129, 158778880), (130, 157557504), (156, 131297920), (160, 128015472), (169, 121198080), (172, 119084160), (192, 106679560), (195, 105038336), (208, 98473440), (215, 95267328), (240, 85343648), (256, 80009670), (258, 79389440), (260, 78778752), (312, 65648960), (320, 64007736), (338, 60599040), (344, 59542080), (367, 55810560), (384, 53339780), (390, 52519168), (416, 49236720), (430, 47633664), (480, 42671824), (507, 40399360), (512, 40004835), (516, 39694720), (520, 39389376), (559, 36641280), (624, 32824480), (640, 32003868), (645, 31755776), (676, 30299520), (688, 29771040), (734, 27905280), (768, 26669890), (780, 26259584), (832, 24618360), (845, 24239616), (860, 23816832), (960, 21335912), (1014, 20199680), (1032, 19847360), (1040, 19694688), (1101, 18603520), (1118, 18320640), (1248, 16412240), (1280, 16001934), (1290, 15877888), (1352, 15149760), (1376, 14885520), (1468, 13952640), (1536, 13334945), (1560, 13129792), (1664, 12309180), (1677, 12213760), (1690, 12119808), (1720, 11908416), (1835, 11162112), (1920, 10667956), (2028, 10099840), (2064, 9923680), (2080, 9847344), (2202, 9301760), (2236, 9160320), (2496, 8206120), (2535, 8079872), (2560, 8000967), (2580, 7938944), (2704, 7574880), (2752, 7442760), (2795, 7328256), (2936, 6976320), (3120, 6564896), (3328, 6154590), (3354, 6106880), (3380, 6059904), (3440, 5954208), (3670, 5581056), (3840, 5333978), (4056, 5049920), (4128, 4961840), (4160, 4923672), (4404, 4650880), (4472, 4580160), (4771, 4293120), (4992, 4103060), (5070, 4039936), (5160, 3969472), (5408, 3787440), (5504, 3721380), (5505, 3720704), (5590, 3664128), (5872, 3488160), (6240, 3282448), (6656, 3077295), (6708, 3053440), (6760, 3029952), (6880, 2977104), (7267, 2818560), (7340, 2790528), (7680, 2666989), (8112, 2524960), (8256, 2480920), (8320, 2461836), (8385, 2442752), (8808, 2325440), (8944, 2290080), (9542, 2146560), (9984, 2051530), (10140, 2019968), (10320, 1984736), (10816, 1893720), (11008, 1860690), (11010, 1860352), (11180, 1832064), (11744, 1744080), (12480, 1641224), (13416, 1526720), (13520, 1514976), (13760, 1488552), (14313, 1431040), (14534, 1409280), (14680, 1395264), (15781, 1297920), (16224, 1262480), (16512, 1240460), (16640, 1230918), (16770, 1221376), (17616, 1162720), (17888, 1145040), (19084, 1073280), (19968, 1025765), (20280, 1009984), (20640, 992368), (21632, 946860), (21801, 939520), (22016, 930345), (22020, 930176), (22360, 916032), (23488, 872040), (23855, 858624), (24960, 820612), (26832, 763360), (27040, 757488), (27520, 744276), (28626, 715520), (29068, 704640), (29360, 697632), (31562, 648960), (32448, 631240), (33024, 620230), (33280, 615459), (33540, 610688), (35232, 581360), (35776, 572520), (36335, 563712), (38168, 536640), (40560, 504992), (41280, 496184), (43264, 473430), (43602, 469760), (44040, 465088), (44720, 458016), (46976, 436020), (47343, 432640), (47710, 429312), (49920, 410306), (53664, 381680), (54080, 378744), (55040, 372138), (57252, 357760), (58136, 352320), (58720, 348816), (62023, 330240), (63124, 324480), (64896, 315620), (66048, 310115), (67080, 305344), (70464, 290680), (71552, 286260), (71565, 286208), (72670, 281856), (76336, 268320), (78905, 259584), (81120, 252496), (82560, 248092), (86528, 236715), (87204, 234880), (88080, 232544), (89440, 229008), (93952, 218010), (94686, 216320), (95420, 214656), (99840, 205153), (107328, 190840), (108160, 189372), (109005, 187904), (110080, 186069), (114504, 178880), (116272, 176160), (117440, 174408), (124046, 165120), (126248, 162240), (129792, 157810), (134160, 152672), (140928, 145340), (143104, 143130)]