157728480

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:218

約数の個数: 384

約数和(自身を含む): 642152448

約数和(自身を除く): 484423968

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 23, 24, 26, 28, 30, 32, 35, 39, 40, 42, 46, 48, 52, 56, 60, 65, 69, 70, 78, 80, 84, 91, 92, 96, 104, 105, 112, 115, 120, 130, 138, 140, 156, 157, 160, 161, 168, 182, 184, 195, 208, 210, 224, 230, 240, 260, 273, 276, 280, 299, 312, 314, 322, 336, 345, 364, 368, 390, 416, 420, 455, 460, 471, 480, 483, 520, 546, 552, 560, 598, 624, 628, 644, 672, 690, 728, 736, 780, 785, 805, 840, 897, 910, 920, 942, 966, 1040, 1092, 1099, 1104, 1120, 1196, 1248, 1256, 1288, 1365, 1380, 1456, 1495, 1560, 1570, 1610, 1680, 1794, 1820, 1840, 1884, 1932, 2041, 2080, 2093, 2184, 2198, 2208, 2355, 2392, 2415, 2512, 2576, 2730, 2760, 2912, 2990, 3120, 3140, 3220, 3297, 3360, 3588, 3611, 3640, 3680, 3768, 3864, 4082, 4186, 4368, 4396, 4485, 4710, 4784, 4830, 5024, 5152, 5460, 5495, 5520, 5980, 6123, 6240, 6279, 6280, 6440, 6594, 7176, 7222, 7280, 7536, 7728, 8164, 8372, 8736, 8792, 8970, 9420, 9568, 9660, 10205, 10465, 10833, 10920, 10990, 11040, 11960, 12246, 12558, 12560, 12880, 13188, 14287, 14352, 14444, 14560, 15072, 15456, 16328, 16485, 16744, 17584, 17940, 18055, 18840, 19320, 20410, 20930, 21666, 21840, 21980, 23920, 24492, 25116, 25120, 25277, 25760, 26376, 28574, 28704, 28888, 30615, 31395, 32656, 32970, 33488, 35168, 35880, 36110, 37680, 38640, 40820, 41860, 42861, 43332, 43680, 43960, 46943, 47840, 48984, 50232, 50554, 52752, 54165, 57148, 57776, 61230, 62790, 65312, 65940, 66976, 71435, 71760, 72220, 75360, 75831, 77280, 81640, 83720, 85722, 86664, 87920, 93886, 97968, 100464, 101108, 105504, 108330, 114296, 115552, 122460, 125580, 126385, 131880, 140829, 142870, 143520, 144440, 151662, 163280, 167440, 171444, 173328, 175840, 187772, 195936, 200928, 202216, 214305, 216660, 228592, 234715, 244920, 251160, 252770, 263760, 281658, 285740, 288880, 303324, 326560, 328601, 334880, 342888, 346656, 375544, 379155, 404432, 428610, 433320, 457184, 469430, 489840, 502320, 505540, 527520, 563316, 571480, 577760, 606648, 657202, 685776, 704145, 751088, 758310, 808864, 857220, 866640, 938860, 979680, 985803, 1004640, 1011080, 1126632, 1142960, 1213296, 1314404, 1371552, 1408290, 1502176, 1516620, 1643005, 1714440, 1733280, 1877720, 1971606, 2022160, 2253264, 2285920, 2426592, 2628808, 2816580, 3033240, 3286010, 3428880, 3755440, 3943212, 4044320, 4506528, 4929015, 5257616, 5633160, 6066480, 6572020, 6857760, 7510880, 7886424, 9858030, 10515232, 11266320, 12132960, 13144040, 15772848, 19716060, 22532640, 26288080, 31545696, 39432120, 52576160, 78864240, 157728480]

約数ペア:

[(1, 157728480), (2, 78864240), (3, 52576160), (4, 39432120), (5, 31545696), (6, 26288080), (7, 22532640), (8, 19716060), (10, 15772848), (12, 13144040), (13, 12132960), (14, 11266320), (15, 10515232), (16, 9858030), (20, 7886424), (21, 7510880), (23, 6857760), (24, 6572020), (26, 6066480), (28, 5633160), (30, 5257616), (32, 4929015), (35, 4506528), (39, 4044320), (40, 3943212), (42, 3755440), (46, 3428880), (48, 3286010), (52, 3033240), (56, 2816580), (60, 2628808), (65, 2426592), (69, 2285920), (70, 2253264), (78, 2022160), (80, 1971606), (84, 1877720), (91, 1733280), (92, 1714440), (96, 1643005), (104, 1516620), (105, 1502176), (112, 1408290), (115, 1371552), (120, 1314404), (130, 1213296), (138, 1142960), (140, 1126632), (156, 1011080), (157, 1004640), (160, 985803), (161, 979680), (168, 938860), (182, 866640), (184, 857220), (195, 808864), (208, 758310), (210, 751088), (224, 704145), (230, 685776), (240, 657202), (260, 606648), (273, 577760), (276, 571480), (280, 563316), (299, 527520), (312, 505540), (314, 502320), (322, 489840), (336, 469430), (345, 457184), (364, 433320), (368, 428610), (390, 404432), (416, 379155), (420, 375544), (455, 346656), (460, 342888), (471, 334880), (480, 328601), (483, 326560), (520, 303324), (546, 288880), (552, 285740), (560, 281658), (598, 263760), (624, 252770), (628, 251160), (644, 244920), (672, 234715), (690, 228592), (728, 216660), (736, 214305), (780, 202216), (785, 200928), (805, 195936), (840, 187772), (897, 175840), (910, 173328), (920, 171444), (942, 167440), (966, 163280), (1040, 151662), (1092, 144440), (1099, 143520), (1104, 142870), (1120, 140829), (1196, 131880), (1248, 126385), (1256, 125580), (1288, 122460), (1365, 115552), (1380, 114296), (1456, 108330), (1495, 105504), (1560, 101108), (1570, 100464), (1610, 97968), (1680, 93886), (1794, 87920), (1820, 86664), (1840, 85722), (1884, 83720), (1932, 81640), (2041, 77280), (2080, 75831), (2093, 75360), (2184, 72220), (2198, 71760), (2208, 71435), (2355, 66976), (2392, 65940), (2415, 65312), (2512, 62790), (2576, 61230), (2730, 57776), (2760, 57148), (2912, 54165), (2990, 52752), (3120, 50554), (3140, 50232), (3220, 48984), (3297, 47840), (3360, 46943), (3588, 43960), (3611, 43680), (3640, 43332), (3680, 42861), (3768, 41860), (3864, 40820), (4082, 38640), (4186, 37680), (4368, 36110), (4396, 35880), (4485, 35168), (4710, 33488), (4784, 32970), (4830, 32656), (5024, 31395), (5152, 30615), (5460, 28888), (5495, 28704), (5520, 28574), (5980, 26376), (6123, 25760), (6240, 25277), (6279, 25120), (6280, 25116), (6440, 24492), (6594, 23920), (7176, 21980), (7222, 21840), (7280, 21666), (7536, 20930), (7728, 20410), (8164, 19320), (8372, 18840), (8736, 18055), (8792, 17940), (8970, 17584), (9420, 16744), (9568, 16485), (9660, 16328), (10205, 15456), (10465, 15072), (10833, 14560), (10920, 14444), (10990, 14352), (11040, 14287), (11960, 13188), (12246, 12880), (12558, 12560)]