291238953880

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{61}}^1\times {\mathrm{347989}}^1$

素因数の和:348082

約数の個数: 128

約数和(自身を含む): 776713680000

約数和(自身を除く): 485474726120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 61, 70, 98, 122, 140, 196, 244, 245, 280, 305, 343, 392, 427, 488, 490, 610, 686, 854, 980, 1220, 1372, 1708, 1715, 1960, 2135, 2440, 2744, 2989, 3416, 3430, 4270, 5978, 6860, 8540, 11956, 13720, 14945, 17080, 20923, 23912, 29890, 41846, 59780, 83692, 104615, 119560, 167384, 209230, 347989, 418460, 695978, 836920, 1391956, 1739945, 2435923, 2783912, 3479890, 4871846, 6959780, 9743692, 12179615, 13919560, 17051461, 19487384, 21227329, 24359230, 34102922, 42454658, 48718460, 68205844, 84909316, 85257305, 97436920, 106136645, 119360227, 136411688, 148591303, 169818632, 170514610, 212273290, 238720454, 297182606, 341029220, 424546580, 477440908, 594365212, 596801135, 682058440, 742956515, 849093160, 954881816, 1040139121, 1188730424, 1193602270, 1485913030, 2080278242, 2387204540, 2971826060, 4160556484, 4774409080, 5200695605, 5943652120, 7280973847, 8321112968, 10401391210, 14561947694, 20802782420, 29123895388, 36404869235, 41605564840, 58247790776, 72809738470, 145619476940, 291238953880]

約数ペア:

[(1, 291238953880), (2, 145619476940), (4, 72809738470), (5, 58247790776), (7, 41605564840), (8, 36404869235), (10, 29123895388), (14, 20802782420), (20, 14561947694), (28, 10401391210), (35, 8321112968), (40, 7280973847), (49, 5943652120), (56, 5200695605), (61, 4774409080), (70, 4160556484), (98, 2971826060), (122, 2387204540), (140, 2080278242), (196, 1485913030), (244, 1193602270), (245, 1188730424), (280, 1040139121), (305, 954881816), (343, 849093160), (392, 742956515), (427, 682058440), (488, 596801135), (490, 594365212), (610, 477440908), (686, 424546580), (854, 341029220), (980, 297182606), (1220, 238720454), (1372, 212273290), (1708, 170514610), (1715, 169818632), (1960, 148591303), (2135, 136411688), (2440, 119360227), (2744, 106136645), (2989, 97436920), (3416, 85257305), (3430, 84909316), (4270, 68205844), (5978, 48718460), (6860, 42454658), (8540, 34102922), (11956, 24359230), (13720, 21227329), (14945, 19487384), (17080, 17051461), (20923, 13919560), (23912, 12179615), (29890, 9743692), (41846, 6959780), (59780, 4871846), (83692, 3479890), (104615, 2783912), (119560, 2435923), (167384, 1739945), (209230, 1391956), (347989, 836920), (418460, 695978)]