128577060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{4129}}^1$

素因数の和:4317

約数の個数: 72

約数和(自身を含む): 392366520

約数和(自身を除く): 263789460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 173, 180, 346, 519, 692, 865, 1038, 1557, 1730, 2076, 2595, 3114, 3460, 4129, 5190, 6228, 7785, 8258, 10380, 12387, 15570, 16516, 20645, 24774, 31140, 37161, 41290, 49548, 61935, 74322, 82580, 123870, 148644, 185805, 247740, 371610, 714317, 743220, 1428634, 2142951, 2857268, 3571585, 4285902, 6428853, 7143170, 8571804, 10714755, 12857706, 14286340, 21429510, 25715412, 32144265, 42859020, 64288530, 128577060]

約数ペア:

[(1, 128577060), (2, 64288530), (3, 42859020), (4, 32144265), (5, 25715412), (6, 21429510), (9, 14286340), (10, 12857706), (12, 10714755), (15, 8571804), (18, 7143170), (20, 6428853), (30, 4285902), (36, 3571585), (45, 2857268), (60, 2142951), (90, 1428634), (173, 743220), (180, 714317), (346, 371610), (519, 247740), (692, 185805), (865, 148644), (1038, 123870), (1557, 82580), (1730, 74322), (2076, 61935), (2595, 49548), (3114, 41290), (3460, 37161), (4129, 31140), (5190, 24774), (6228, 20645), (7785, 16516), (8258, 15570), (10380, 12387)]