978018912

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{261223}}^1$

素因数の和:261252

約数の個数: 72

約数和(自身を含む): 2995194384

約数和(自身を除く): 2017175472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 261223, 522446, 783669, 1044892, 1567338, 2089784, 2351007, 3134676, 3395899, 4179568, 4702014, 6269352, 6791798, 8359136, 9404028, 10187697, 12538704, 13583596, 18808056, 20375394, 25077408, 27167192, 30563091, 37616112, 40750788, 54334384, 61126182, 75232224, 81501576, 108668768, 122252364, 163003152, 244504728, 326006304, 489009456, 978018912]

約数ペア:

[(1, 978018912), (2, 489009456), (3, 326006304), (4, 244504728), (6, 163003152), (8, 122252364), (9, 108668768), (12, 81501576), (13, 75232224), (16, 61126182), (18, 54334384), (24, 40750788), (26, 37616112), (32, 30563091), (36, 27167192), (39, 25077408), (48, 20375394), (52, 18808056), (72, 13583596), (78, 12538704), (96, 10187697), (104, 9404028), (117, 8359136), (144, 6791798), (156, 6269352), (208, 4702014), (234, 4179568), (288, 3395899), (312, 3134676), (416, 2351007), (468, 2089784), (624, 1567338), (936, 1044892), (1248, 783669), (1872, 522446), (3744, 261223)]