72161880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{317}}^1$

素因数の和:609

約数の個数: 128

約数和(自身を含む): 249108480

約数和(自身を除く): 176946600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 271, 280, 317, 420, 542, 634, 813, 840, 951, 1084, 1268, 1355, 1585, 1626, 1897, 1902, 2168, 2219, 2536, 2710, 3170, 3252, 3794, 3804, 4065, 4438, 4755, 5420, 5691, 6340, 6504, 6657, 7588, 7608, 8130, 8876, 9485, 9510, 10840, 11095, 11382, 12680, 13314, 15176, 16260, 17752, 18970, 19020, 22190, 22764, 26628, 28455, 32520, 33285, 37940, 38040, 44380, 45528, 53256, 56910, 66570, 75880, 85907, 88760, 113820, 133140, 171814, 227640, 257721, 266280, 343628, 429535, 515442, 601349, 687256, 859070, 1030884, 1202698, 1288605, 1718140, 1804047, 2061768, 2405396, 2577210, 3006745, 3436280, 3608094, 4810792, 5154420, 6013490, 7216188, 9020235, 10308840, 12026980, 14432376, 18040470, 24053960, 36080940, 72161880]

約数ペア:

[(1, 72161880), (2, 36080940), (3, 24053960), (4, 18040470), (5, 14432376), (6, 12026980), (7, 10308840), (8, 9020235), (10, 7216188), (12, 6013490), (14, 5154420), (15, 4810792), (20, 3608094), (21, 3436280), (24, 3006745), (28, 2577210), (30, 2405396), (35, 2061768), (40, 1804047), (42, 1718140), (56, 1288605), (60, 1202698), (70, 1030884), (84, 859070), (105, 687256), (120, 601349), (140, 515442), (168, 429535), (210, 343628), (271, 266280), (280, 257721), (317, 227640), (420, 171814), (542, 133140), (634, 113820), (813, 88760), (840, 85907), (951, 75880), (1084, 66570), (1268, 56910), (1355, 53256), (1585, 45528), (1626, 44380), (1897, 38040), (1902, 37940), (2168, 33285), (2219, 32520), (2536, 28455), (2710, 26628), (3170, 22764), (3252, 22190), (3794, 19020), (3804, 18970), (4065, 17752), (4438, 16260), (4755, 15176), (5420, 13314), (5691, 12680), (6340, 11382), (6504, 11095), (6657, 10840), (7588, 9510), (7608, 9485), (8130, 8876)]