181495920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:427

約数の個数: 160

約数和(自身を含む): 590587200

約数和(自身を除く): 409091280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 89, 116, 120, 145, 174, 178, 232, 240, 267, 290, 293, 348, 356, 435, 445, 464, 534, 580, 586, 696, 712, 870, 879, 890, 1068, 1160, 1172, 1335, 1392, 1424, 1465, 1740, 1758, 1780, 2136, 2320, 2344, 2581, 2670, 2930, 3480, 3516, 3560, 4272, 4395, 4688, 5162, 5340, 5860, 6960, 7032, 7120, 7743, 8497, 8790, 10324, 10680, 11720, 12905, 14064, 15486, 16994, 17580, 20648, 21360, 23440, 25491, 25810, 26077, 30972, 33988, 35160, 38715, 41296, 42485, 50982, 51620, 52154, 61944, 67976, 70320, 77430, 78231, 84970, 101964, 103240, 104308, 123888, 127455, 130385, 135952, 154860, 156462, 169940, 203928, 206480, 208616, 254910, 260770, 309720, 312924, 339880, 391155, 407856, 417232, 509820, 521540, 619440, 625848, 679760, 756233, 782310, 1019640, 1043080, 1251696, 1512466, 1564620, 2039280, 2086160, 2268699, 3024932, 3129240, 3781165, 4537398, 6049864, 6258480, 7562330, 9074796, 11343495, 12099728, 15124660, 18149592, 22686990, 30249320, 36299184, 45373980, 60498640, 90747960, 181495920]

約数ペア:

[(1, 181495920), (2, 90747960), (3, 60498640), (4, 45373980), (5, 36299184), (6, 30249320), (8, 22686990), (10, 18149592), (12, 15124660), (15, 12099728), (16, 11343495), (20, 9074796), (24, 7562330), (29, 6258480), (30, 6049864), (40, 4537398), (48, 3781165), (58, 3129240), (60, 3024932), (80, 2268699), (87, 2086160), (89, 2039280), (116, 1564620), (120, 1512466), (145, 1251696), (174, 1043080), (178, 1019640), (232, 782310), (240, 756233), (267, 679760), (290, 625848), (293, 619440), (348, 521540), (356, 509820), (435, 417232), (445, 407856), (464, 391155), (534, 339880), (580, 312924), (586, 309720), (696, 260770), (712, 254910), (870, 208616), (879, 206480), (890, 203928), (1068, 169940), (1160, 156462), (1172, 154860), (1335, 135952), (1392, 130385), (1424, 127455), (1465, 123888), (1740, 104308), (1758, 103240), (1780, 101964), (2136, 84970), (2320, 78231), (2344, 77430), (2581, 70320), (2670, 67976), (2930, 61944), (3480, 52154), (3516, 51620), (3560, 50982), (4272, 42485), (4395, 41296), (4688, 38715), (5162, 35160), (5340, 33988), (5860, 30972), (6960, 26077), (7032, 25810), (7120, 25491), (7743, 23440), (8497, 21360), (8790, 20648), (10324, 17580), (10680, 16994), (11720, 15486), (12905, 14064)]