128698984

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:418

約数の個数: 64

約数和(自身を含む): 264384000

約数和(自身を除く): 135685016

約数列:

[1, 2, 4, 8, 23, 29, 46, 58, 89, 92, 116, 178, 184, 232, 271, 356, 542, 667, 712, 1084, 1334, 2047, 2168, 2581, 2668, 4094, 5162, 5336, 6233, 7859, 8188, 10324, 12466, 15718, 16376, 20648, 24119, 24932, 31436, 48238, 49864, 59363, 62872, 96476, 118726, 180757, 192952, 237452, 361514, 474904, 554737, 699451, 723028, 1109474, 1398902, 1446056, 2218948, 2797804, 4437896, 5595608, 16087373, 32174746, 64349492, 128698984]

約数ペア:

[(1, 128698984), (2, 64349492), (4, 32174746), (8, 16087373), (23, 5595608), (29, 4437896), (46, 2797804), (58, 2218948), (89, 1446056), (92, 1398902), (116, 1109474), (178, 723028), (184, 699451), (232, 554737), (271, 474904), (356, 361514), (542, 237452), (667, 192952), (712, 180757), (1084, 118726), (1334, 96476), (2047, 62872), (2168, 59363), (2581, 49864), (2668, 48238), (4094, 31436), (5162, 24932), (5336, 24119), (6233, 20648), (7859, 16376), (8188, 15718), (10324, 12466)]