56938980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:314

約数の個数: 144

約数和(自身を含む): 188225856

約数和(自身を除く): 131286876

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 107, 140, 147, 181, 196, 210, 214, 245, 294, 321, 362, 420, 428, 490, 535, 543, 588, 642, 724, 735, 749, 905, 980, 1070, 1086, 1267, 1284, 1470, 1498, 1605, 1810, 2140, 2172, 2247, 2534, 2715, 2940, 2996, 3210, 3620, 3745, 3801, 4494, 5068, 5243, 5430, 6335, 6420, 7490, 7602, 8869, 8988, 10486, 10860, 11235, 12670, 14980, 15204, 15729, 17738, 19005, 19367, 20972, 22470, 25340, 26215, 26607, 31458, 35476, 38010, 38734, 44345, 44940, 52430, 53214, 58101, 62916, 76020, 77468, 78645, 88690, 96835, 104860, 106428, 116202, 133035, 135569, 157290, 177380, 193670, 232404, 266070, 271138, 290505, 314580, 387340, 406707, 532140, 542276, 581010, 677845, 813414, 948983, 1162020, 1355690, 1626828, 1897966, 2033535, 2711380, 2846949, 3795932, 4067070, 4744915, 5693898, 8134140, 9489830, 11387796, 14234745, 18979660, 28469490, 56938980]

約数ペア:

[(1, 56938980), (2, 28469490), (3, 18979660), (4, 14234745), (5, 11387796), (6, 9489830), (7, 8134140), (10, 5693898), (12, 4744915), (14, 4067070), (15, 3795932), (20, 2846949), (21, 2711380), (28, 2033535), (30, 1897966), (35, 1626828), (42, 1355690), (49, 1162020), (60, 948983), (70, 813414), (84, 677845), (98, 581010), (105, 542276), (107, 532140), (140, 406707), (147, 387340), (181, 314580), (196, 290505), (210, 271138), (214, 266070), (245, 232404), (294, 193670), (321, 177380), (362, 157290), (420, 135569), (428, 133035), (490, 116202), (535, 106428), (543, 104860), (588, 96835), (642, 88690), (724, 78645), (735, 77468), (749, 76020), (905, 62916), (980, 58101), (1070, 53214), (1086, 52430), (1267, 44940), (1284, 44345), (1470, 38734), (1498, 38010), (1605, 35476), (1810, 31458), (2140, 26607), (2172, 26215), (2247, 25340), (2534, 22470), (2715, 20972), (2940, 19367), (2996, 19005), (3210, 17738), (3620, 15729), (3745, 15204), (3801, 14980), (4494, 12670), (5068, 11235), (5243, 10860), (5430, 10486), (6335, 8988), (6420, 8869), (7490, 7602)]