72178140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{271}}^1$

素因数の和:499

約数の個数: 96

約数和(自身を含む): 212760576

約数和(自身を除く): 140582436

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 193, 230, 271, 276, 345, 386, 460, 542, 579, 690, 772, 813, 965, 1084, 1158, 1355, 1380, 1626, 1930, 2316, 2710, 2895, 3252, 3860, 4065, 4439, 5420, 5790, 6233, 8130, 8878, 11580, 12466, 13317, 16260, 17756, 18699, 22195, 24932, 26634, 31165, 37398, 44390, 52303, 53268, 62330, 66585, 74796, 88780, 93495, 104606, 124660, 133170, 156909, 186990, 209212, 261515, 266340, 313818, 373980, 523030, 627636, 784545, 1046060, 1202969, 1569090, 2405938, 3138180, 3608907, 4811876, 6014845, 7217814, 12029690, 14435628, 18044535, 24059380, 36089070, 72178140]

約数ペア:

[(1, 72178140), (2, 36089070), (3, 24059380), (4, 18044535), (5, 14435628), (6, 12029690), (10, 7217814), (12, 6014845), (15, 4811876), (20, 3608907), (23, 3138180), (30, 2405938), (46, 1569090), (60, 1202969), (69, 1046060), (92, 784545), (115, 627636), (138, 523030), (193, 373980), (230, 313818), (271, 266340), (276, 261515), (345, 209212), (386, 186990), (460, 156909), (542, 133170), (579, 124660), (690, 104606), (772, 93495), (813, 88780), (965, 74796), (1084, 66585), (1158, 62330), (1355, 53268), (1380, 52303), (1626, 44390), (1930, 37398), (2316, 31165), (2710, 26634), (2895, 24932), (3252, 22195), (3860, 18699), (4065, 17756), (4439, 16260), (5420, 13317), (5790, 12466), (6233, 11580), (8130, 8878)]