89402460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{647}}^1$

素因数の和:720

約数の個数: 144

約数和(自身を含む): 297851904

約数和(自身を除く): 208449444

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 49, 60, 70, 84, 94, 98, 105, 140, 141, 147, 188, 196, 210, 235, 245, 282, 294, 329, 420, 470, 490, 564, 588, 647, 658, 705, 735, 940, 980, 987, 1294, 1316, 1410, 1470, 1645, 1941, 1974, 2303, 2588, 2820, 2940, 3235, 3290, 3882, 3948, 4529, 4606, 4935, 6470, 6580, 6909, 7764, 9058, 9212, 9705, 9870, 11515, 12940, 13587, 13818, 18116, 19410, 19740, 22645, 23030, 27174, 27636, 30409, 31703, 34545, 38820, 45290, 46060, 54348, 60818, 63406, 67935, 69090, 90580, 91227, 95109, 121636, 126812, 135870, 138180, 152045, 158515, 182454, 190218, 212863, 271740, 304090, 317030, 364908, 380436, 425726, 456135, 475545, 608180, 634060, 638589, 851452, 912270, 951090, 1064315, 1277178, 1490041, 1824540, 1902180, 2128630, 2554356, 2980082, 3192945, 4257260, 4470123, 5960164, 6385890, 7450205, 8940246, 12771780, 14900410, 17880492, 22350615, 29800820, 44701230, 89402460]

約数ペア:

[(1, 89402460), (2, 44701230), (3, 29800820), (4, 22350615), (5, 17880492), (6, 14900410), (7, 12771780), (10, 8940246), (12, 7450205), (14, 6385890), (15, 5960164), (20, 4470123), (21, 4257260), (28, 3192945), (30, 2980082), (35, 2554356), (42, 2128630), (47, 1902180), (49, 1824540), (60, 1490041), (70, 1277178), (84, 1064315), (94, 951090), (98, 912270), (105, 851452), (140, 638589), (141, 634060), (147, 608180), (188, 475545), (196, 456135), (210, 425726), (235, 380436), (245, 364908), (282, 317030), (294, 304090), (329, 271740), (420, 212863), (470, 190218), (490, 182454), (564, 158515), (588, 152045), (647, 138180), (658, 135870), (705, 126812), (735, 121636), (940, 95109), (980, 91227), (987, 90580), (1294, 69090), (1316, 67935), (1410, 63406), (1470, 60818), (1645, 54348), (1941, 46060), (1974, 45290), (2303, 38820), (2588, 34545), (2820, 31703), (2940, 30409), (3235, 27636), (3290, 27174), (3882, 23030), (3948, 22645), (4529, 19740), (4606, 19410), (4935, 18116), (6470, 13818), (6580, 13587), (6909, 12940), (7764, 11515), (9058, 9870), (9212, 9705)]