80997840

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1$

素因数の和:527

約数の個数: 320

約数和(自身を含む): 348549120

約数和(自身を除く): 267551280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 27, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 54, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 99, 105, 108, 110, 112, 120, 126, 132, 135, 140, 144, 154, 165, 168, 176, 180, 189, 198, 210, 216, 220, 231, 240, 252, 264, 270, 280, 297, 308, 315, 330, 336, 360, 378, 385, 396, 420, 432, 440, 462, 487, 495, 504, 528, 540, 560, 594, 616, 630, 660, 693, 720, 756, 770, 792, 840, 880, 924, 945, 974, 990, 1008, 1080, 1155, 1188, 1232, 1260, 1320, 1386, 1461, 1485, 1512, 1540, 1584, 1680, 1848, 1890, 1948, 1980, 2079, 2160, 2310, 2376, 2435, 2520, 2640, 2772, 2922, 2970, 3024, 3080, 3409, 3465, 3696, 3780, 3896, 3960, 4158, 4383, 4620, 4752, 4870, 5040, 5357, 5544, 5844, 5940, 6160, 6818, 6930, 7305, 7560, 7792, 7920, 8316, 8766, 9240, 9740, 10227, 10395, 10714, 11088, 11688, 11880, 13149, 13636, 13860, 14610, 15120, 16071, 16632, 17045, 17532, 18480, 19480, 20454, 20790, 21428, 21915, 23376, 23760, 26298, 26785, 27272, 27720, 29220, 30681, 32142, 33264, 34090, 35064, 37499, 38960, 40908, 41580, 42856, 43830, 48213, 51135, 52596, 53570, 54544, 55440, 58440, 61362, 64284, 65745, 68180, 70128, 74998, 80355, 81816, 83160, 85712, 87660, 92043, 96426, 102270, 105192, 107140, 112497, 116880, 122724, 128568, 131490, 136360, 144639, 149996, 153405, 160710, 163632, 166320, 175320, 184086, 187495, 192852, 204540, 210384, 214280, 224994, 241065, 245448, 257136, 262980, 272720, 289278, 299992, 306810, 321420, 337491, 350640, 368172, 374990, 385704, 409080, 428560, 449988, 460215, 482130, 490896, 525960, 562485, 578556, 599984, 613620, 642840, 674982, 723195, 736344, 749980, 771408, 818160, 899976, 920430, 964260, 1012473, 1051920, 1124970, 1157112, 1227240, 1285680, 1349964, 1446390, 1472688, 1499960, 1687455, 1799952, 1840860, 1928520, 2024946, 2249940, 2314224, 2454480, 2699928, 2892780, 2999920, 3374910, 3681720, 3857040, 4049892, 4499880, 5062365, 5399856, 5785560, 6749820, 7363440, 8099784, 8999760, 10124730, 11571120, 13499640, 16199568, 20249460, 26999280, 40498920, 80997840]

約数ペア:

[(1, 80997840), (2, 40498920), (3, 26999280), (4, 20249460), (5, 16199568), (6, 13499640), (7, 11571120), (8, 10124730), (9, 8999760), (10, 8099784), (11, 7363440), (12, 6749820), (14, 5785560), (15, 5399856), (16, 5062365), (18, 4499880), (20, 4049892), (21, 3857040), (22, 3681720), (24, 3374910), (27, 2999920), (28, 2892780), (30, 2699928), (33, 2454480), (35, 2314224), (36, 2249940), (40, 2024946), (42, 1928520), (44, 1840860), (45, 1799952), (48, 1687455), (54, 1499960), (55, 1472688), (56, 1446390), (60, 1349964), (63, 1285680), (66, 1227240), (70, 1157112), (72, 1124970), (77, 1051920), (80, 1012473), (84, 964260), (88, 920430), (90, 899976), (99, 818160), (105, 771408), (108, 749980), (110, 736344), (112, 723195), (120, 674982), (126, 642840), (132, 613620), (135, 599984), (140, 578556), (144, 562485), (154, 525960), (165, 490896), (168, 482130), (176, 460215), (180, 449988), (189, 428560), (198, 409080), (210, 385704), (216, 374990), (220, 368172), (231, 350640), (240, 337491), (252, 321420), (264, 306810), (270, 299992), (280, 289278), (297, 272720), (308, 262980), (315, 257136), (330, 245448), (336, 241065), (360, 224994), (378, 214280), (385, 210384), (396, 204540), (420, 192852), (432, 187495), (440, 184086), (462, 175320), (487, 166320), (495, 163632), (504, 160710), (528, 153405), (540, 149996), (560, 144639), (594, 136360), (616, 131490), (630, 128568), (660, 122724), (693, 116880), (720, 112497), (756, 107140), (770, 105192), (792, 102270), (840, 96426), (880, 92043), (924, 87660), (945, 85712), (974, 83160), (990, 81816), (1008, 80355), (1080, 74998), (1155, 70128), (1188, 68180), (1232, 65745), (1260, 64284), (1320, 61362), (1386, 58440), (1461, 55440), (1485, 54544), (1512, 53570), (1540, 52596), (1584, 51135), (1680, 48213), (1848, 43830), (1890, 42856), (1948, 41580), (1980, 40908), (2079, 38960), (2160, 37499), (2310, 35064), (2376, 34090), (2435, 33264), (2520, 32142), (2640, 30681), (2772, 29220), (2922, 27720), (2970, 27272), (3024, 26785), (3080, 26298), (3409, 23760), (3465, 23376), (3696, 21915), (3780, 21428), (3896, 20790), (3960, 20454), (4158, 19480), (4383, 18480), (4620, 17532), (4752, 17045), (4870, 16632), (5040, 16071), (5357, 15120), (5544, 14610), (5844, 13860), (5940, 13636), (6160, 13149), (6818, 11880), (6930, 11688), (7305, 11088), (7560, 10714), (7792, 10395), (7920, 10227), (8316, 9740), (8766, 9240)]