124480020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{821}}^1$

素因数の和:878

約数の個数: 144

約数和(自身を含む): 420916608

約数和(自身を除く): 296436588

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 361, 380, 399, 420, 532, 570, 665, 722, 798, 821, 1083, 1140, 1330, 1444, 1596, 1642, 1805, 1995, 2166, 2463, 2527, 2660, 3284, 3610, 3990, 4105, 4332, 4926, 5054, 5415, 5747, 7220, 7581, 7980, 8210, 9852, 10108, 10830, 11494, 12315, 12635, 15162, 15599, 16420, 17241, 21660, 22988, 24630, 25270, 28735, 30324, 31198, 34482, 37905, 46797, 49260, 50540, 57470, 62396, 68964, 75810, 77995, 86205, 93594, 109193, 114940, 151620, 155990, 172410, 187188, 218386, 233985, 296381, 311980, 327579, 344820, 436772, 467970, 545965, 592762, 655158, 889143, 935940, 1091930, 1185524, 1310316, 1481905, 1637895, 1778286, 2074667, 2183860, 2963810, 3275790, 3556572, 4149334, 4445715, 5927620, 6224001, 6551580, 8298668, 8891430, 10373335, 12448002, 17782860, 20746670, 24896004, 31120005, 41493340, 62240010, 124480020]

約数ペア:

[(1, 124480020), (2, 62240010), (3, 41493340), (4, 31120005), (5, 24896004), (6, 20746670), (7, 17782860), (10, 12448002), (12, 10373335), (14, 8891430), (15, 8298668), (19, 6551580), (20, 6224001), (21, 5927620), (28, 4445715), (30, 4149334), (35, 3556572), (38, 3275790), (42, 2963810), (57, 2183860), (60, 2074667), (70, 1778286), (76, 1637895), (84, 1481905), (95, 1310316), (105, 1185524), (114, 1091930), (133, 935940), (140, 889143), (190, 655158), (210, 592762), (228, 545965), (266, 467970), (285, 436772), (361, 344820), (380, 327579), (399, 311980), (420, 296381), (532, 233985), (570, 218386), (665, 187188), (722, 172410), (798, 155990), (821, 151620), (1083, 114940), (1140, 109193), (1330, 93594), (1444, 86205), (1596, 77995), (1642, 75810), (1805, 68964), (1995, 62396), (2166, 57470), (2463, 50540), (2527, 49260), (2660, 46797), (3284, 37905), (3610, 34482), (3990, 31198), (4105, 30324), (4332, 28735), (4926, 25270), (5054, 24630), (5415, 22988), (5747, 21660), (7220, 17241), (7581, 16420), (7980, 15599), (8210, 15162), (9852, 12635), (10108, 12315), (10830, 11494)]