90402060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{317}}^1$

素因数の和:440

約数の個数: 144

約数和(自身を含む): 298426464

約数和(自身を除く): 208024404

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 97, 98, 105, 140, 147, 194, 196, 210, 245, 291, 294, 317, 388, 420, 485, 490, 582, 588, 634, 679, 735, 951, 970, 980, 1164, 1268, 1358, 1455, 1470, 1585, 1902, 1940, 2037, 2219, 2716, 2910, 2940, 3170, 3395, 3804, 4074, 4438, 4753, 4755, 5820, 6340, 6657, 6790, 8148, 8876, 9506, 9510, 10185, 11095, 13314, 13580, 14259, 15533, 19012, 19020, 20370, 22190, 23765, 26628, 28518, 30749, 31066, 33285, 40740, 44380, 46599, 47530, 57036, 61498, 62132, 66570, 71295, 77665, 92247, 93198, 95060, 122996, 133140, 142590, 153745, 155330, 184494, 186396, 215243, 232995, 285180, 307490, 310660, 368988, 430486, 461235, 465990, 614980, 645729, 860972, 922470, 931980, 1076215, 1291458, 1506701, 1844940, 2152430, 2582916, 3013402, 3228645, 4304860, 4520103, 6026804, 6457290, 7533505, 9040206, 12914580, 15067010, 18080412, 22600515, 30134020, 45201030, 90402060]

約数ペア:

[(1, 90402060), (2, 45201030), (3, 30134020), (4, 22600515), (5, 18080412), (6, 15067010), (7, 12914580), (10, 9040206), (12, 7533505), (14, 6457290), (15, 6026804), (20, 4520103), (21, 4304860), (28, 3228645), (30, 3013402), (35, 2582916), (42, 2152430), (49, 1844940), (60, 1506701), (70, 1291458), (84, 1076215), (97, 931980), (98, 922470), (105, 860972), (140, 645729), (147, 614980), (194, 465990), (196, 461235), (210, 430486), (245, 368988), (291, 310660), (294, 307490), (317, 285180), (388, 232995), (420, 215243), (485, 186396), (490, 184494), (582, 155330), (588, 153745), (634, 142590), (679, 133140), (735, 122996), (951, 95060), (970, 93198), (980, 92247), (1164, 77665), (1268, 71295), (1358, 66570), (1455, 62132), (1470, 61498), (1585, 57036), (1902, 47530), (1940, 46599), (2037, 44380), (2219, 40740), (2716, 33285), (2910, 31066), (2940, 30749), (3170, 28518), (3395, 26628), (3804, 23765), (4074, 22190), (4438, 20370), (4753, 19020), (4755, 19012), (5820, 15533), (6340, 14259), (6657, 13580), (6790, 13314), (8148, 11095), (8876, 10185), (9506, 9510)]