1638862860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1151}}^1\times {\mathrm{1249}}^1$

素因数の和:2431

約数の個数: 96

約数和(自身を含む): 4838400000

約数和(自身を除く): 3199537140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 1151, 1249, 2302, 2498, 3453, 3747, 4604, 4996, 5755, 6245, 6906, 7494, 11510, 12490, 13812, 14988, 17265, 18735, 21869, 23020, 23731, 24980, 34530, 37470, 43738, 47462, 65607, 69060, 71193, 74940, 87476, 94924, 109345, 118655, 131214, 142386, 218690, 237310, 262428, 284772, 328035, 355965, 437380, 474620, 656070, 711930, 1312140, 1423860, 1437599, 2875198, 4312797, 5750396, 7187995, 8625594, 14375990, 17251188, 21563985, 27314381, 28751980, 43127970, 54628762, 81943143, 86255940, 109257524, 136571905, 163886286, 273143810, 327772572, 409715715, 546287620, 819431430, 1638862860]

約数ペア:

[(1, 1638862860), (2, 819431430), (3, 546287620), (4, 409715715), (5, 327772572), (6, 273143810), (10, 163886286), (12, 136571905), (15, 109257524), (19, 86255940), (20, 81943143), (30, 54628762), (38, 43127970), (57, 28751980), (60, 27314381), (76, 21563985), (95, 17251188), (114, 14375990), (190, 8625594), (228, 7187995), (285, 5750396), (380, 4312797), (570, 2875198), (1140, 1437599), (1151, 1423860), (1249, 1312140), (2302, 711930), (2498, 656070), (3453, 474620), (3747, 437380), (4604, 355965), (4996, 328035), (5755, 284772), (6245, 262428), (6906, 237310), (7494, 218690), (11510, 142386), (12490, 131214), (13812, 118655), (14988, 109345), (17265, 94924), (18735, 87476), (21869, 74940), (23020, 71193), (23731, 69060), (24980, 65607), (34530, 47462), (37470, 43738)]