21077451840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{2999}}^1\times {\mathrm{7321}}^1$

素因数の和:10340

約数の個数: 112

約数和(自身を含む): 66952368000

約数和(自身を除く): 45874916160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 2999, 5998, 7321, 8997, 11996, 14642, 14995, 17994, 21963, 23992, 29284, 29990, 35988, 36605, 43926, 44985, 47984, 58568, 59980, 71976, 73210, 87852, 89970, 95968, 109815, 117136, 119960, 143952, 146420, 175704, 179940, 191936, 219630, 234272, 239920, 287904, 292840, 351408, 359880, 439260, 468544, 479840, 575808, 585680, 702816, 719760, 878520, 959680, 1171360, 1405632, 1439520, 1757040, 2342720, 2879040, 3514080, 7028160, 21955679, 43911358, 65867037, 87822716, 109778395, 131734074, 175645432, 219556790, 263468148, 329335185, 351290864, 439113580, 526936296, 658670370, 702581728, 878227160, 1053872592, 1317340740, 1405163456, 1756454320, 2107745184, 2634681480, 3512908640, 4215490368, 5269362960, 7025817280, 10538725920, 21077451840]

約数ペア:

[(1, 21077451840), (2, 10538725920), (3, 7025817280), (4, 5269362960), (5, 4215490368), (6, 3512908640), (8, 2634681480), (10, 2107745184), (12, 1756454320), (15, 1405163456), (16, 1317340740), (20, 1053872592), (24, 878227160), (30, 702581728), (32, 658670370), (40, 526936296), (48, 439113580), (60, 351290864), (64, 329335185), (80, 263468148), (96, 219556790), (120, 175645432), (160, 131734074), (192, 109778395), (240, 87822716), (320, 65867037), (480, 43911358), (960, 21955679), (2999, 7028160), (5998, 3514080), (7321, 2879040), (8997, 2342720), (11996, 1757040), (14642, 1439520), (14995, 1405632), (17994, 1171360), (21963, 959680), (23992, 878520), (29284, 719760), (29990, 702816), (35988, 585680), (36605, 575808), (43926, 479840), (44985, 468544), (47984, 439260), (58568, 359880), (59980, 351408), (71976, 292840), (73210, 287904), (87852, 239920), (89970, 234272), (95968, 219630), (109815, 191936), (117136, 179940), (119960, 175704), (143952, 146420)]