128401008

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{86291}}^1$

素因数の和:86333

約数の個数: 40

約数和(自身を含む): 342406656

約数和(自身を除く): 214005648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 86291, 172582, 258873, 345164, 517746, 690328, 1035492, 1380656, 2070984, 2675021, 4141968, 5350042, 8025063, 10700084, 16050126, 21400168, 32100252, 42800336, 64200504, 128401008]

約数ペア:

[(1, 128401008), (2, 64200504), (3, 42800336), (4, 32100252), (6, 21400168), (8, 16050126), (12, 10700084), (16, 8025063), (24, 5350042), (31, 4141968), (48, 2675021), (62, 2070984), (93, 1380656), (124, 1035492), (186, 690328), (248, 517746), (372, 345164), (496, 258873), (744, 172582), (1488, 86291)]