81486930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{16871}}^1$

素因数の和:16911

約数の個数: 64

約数和(自身を含む): 233238528

約数和(自身を除く): 151751598

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 105, 115, 138, 161, 210, 230, 322, 345, 483, 690, 805, 966, 1610, 2415, 4830, 16871, 33742, 50613, 84355, 101226, 118097, 168710, 236194, 253065, 354291, 388033, 506130, 590485, 708582, 776066, 1164099, 1180970, 1771455, 1940165, 2328198, 2716231, 3542910, 3880330, 5432462, 5820495, 8148693, 11640990, 13581155, 16297386, 27162310, 40743465, 81486930]

約数ペア:

[(1, 81486930), (2, 40743465), (3, 27162310), (5, 16297386), (6, 13581155), (7, 11640990), (10, 8148693), (14, 5820495), (15, 5432462), (21, 3880330), (23, 3542910), (30, 2716231), (35, 2328198), (42, 1940165), (46, 1771455), (69, 1180970), (70, 1164099), (105, 776066), (115, 708582), (138, 590485), (161, 506130), (210, 388033), (230, 354291), (322, 253065), (345, 236194), (483, 168710), (690, 118097), (805, 101226), (966, 84355), (1610, 50613), (2415, 33742), (4830, 16871)]