89677980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{691}}^1$

素因数の和:816

約数の個数: 144

約数和(自身を含む): 314356224

約数和(自身を除く): 224678244

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 103, 105, 126, 140, 180, 206, 210, 252, 309, 315, 412, 420, 515, 618, 630, 691, 721, 927, 1030, 1236, 1260, 1382, 1442, 1545, 1854, 2060, 2073, 2163, 2764, 2884, 3090, 3455, 3605, 3708, 4146, 4326, 4635, 4837, 6180, 6219, 6489, 6910, 7210, 8292, 8652, 9270, 9674, 10365, 10815, 12438, 12978, 13820, 14420, 14511, 18540, 19348, 20730, 21630, 24185, 24876, 25956, 29022, 31095, 32445, 41460, 43260, 43533, 48370, 58044, 62190, 64890, 71173, 72555, 87066, 96740, 124380, 129780, 142346, 145110, 174132, 213519, 217665, 284692, 290220, 355865, 427038, 435330, 498211, 640557, 711730, 854076, 870660, 996422, 1067595, 1281114, 1423460, 1494633, 1992844, 2135190, 2491055, 2562228, 2989266, 3202785, 4270380, 4483899, 4982110, 5978532, 6405570, 7473165, 8967798, 9964220, 12811140, 14946330, 17935596, 22419495, 29892660, 44838990, 89677980]

約数ペア:

[(1, 89677980), (2, 44838990), (3, 29892660), (4, 22419495), (5, 17935596), (6, 14946330), (7, 12811140), (9, 9964220), (10, 8967798), (12, 7473165), (14, 6405570), (15, 5978532), (18, 4982110), (20, 4483899), (21, 4270380), (28, 3202785), (30, 2989266), (35, 2562228), (36, 2491055), (42, 2135190), (45, 1992844), (60, 1494633), (63, 1423460), (70, 1281114), (84, 1067595), (90, 996422), (103, 870660), (105, 854076), (126, 711730), (140, 640557), (180, 498211), (206, 435330), (210, 427038), (252, 355865), (309, 290220), (315, 284692), (412, 217665), (420, 213519), (515, 174132), (618, 145110), (630, 142346), (691, 129780), (721, 124380), (927, 96740), (1030, 87066), (1236, 72555), (1260, 71173), (1382, 64890), (1442, 62190), (1545, 58044), (1854, 48370), (2060, 43533), (2073, 43260), (2163, 41460), (2764, 32445), (2884, 31095), (3090, 29022), (3455, 25956), (3605, 24876), (3708, 24185), (4146, 21630), (4326, 20730), (4635, 19348), (4837, 18540), (6180, 14511), (6219, 14420), (6489, 13820), (6910, 12978), (7210, 12438), (8292, 10815), (8652, 10365), (9270, 9674)]