102580240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:381

約数の個数: 160

約数和(自身を含む): 297123840

約数和(自身を除く): 194543600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 35, 38, 40, 56, 62, 70, 76, 80, 95, 112, 124, 133, 140, 152, 155, 190, 217, 248, 266, 280, 304, 310, 311, 380, 434, 496, 532, 560, 589, 620, 622, 665, 760, 868, 1064, 1085, 1178, 1240, 1244, 1330, 1520, 1555, 1736, 2128, 2170, 2177, 2356, 2480, 2488, 2660, 2945, 3110, 3472, 4123, 4340, 4354, 4712, 4976, 5320, 5890, 5909, 6220, 8246, 8680, 8708, 9424, 9641, 10640, 10885, 11780, 11818, 12440, 16492, 17360, 17416, 19282, 20615, 21770, 23560, 23636, 24880, 29545, 32984, 34832, 38564, 41230, 41363, 43540, 47120, 47272, 48205, 59090, 65968, 67487, 77128, 82460, 82726, 87080, 94544, 96410, 118180, 134974, 154256, 164920, 165452, 174160, 183179, 192820, 206815, 236360, 269948, 329840, 330904, 337435, 366358, 385640, 413630, 472720, 539896, 661808, 674870, 732716, 771280, 827260, 915895, 1079792, 1282253, 1349740, 1465432, 1654520, 1831790, 2564506, 2699480, 2930864, 3309040, 3663580, 5129012, 5398960, 6411265, 7327160, 10258024, 12822530, 14654320, 20516048, 25645060, 51290120, 102580240]

約数ペア:

[(1, 102580240), (2, 51290120), (4, 25645060), (5, 20516048), (7, 14654320), (8, 12822530), (10, 10258024), (14, 7327160), (16, 6411265), (19, 5398960), (20, 5129012), (28, 3663580), (31, 3309040), (35, 2930864), (38, 2699480), (40, 2564506), (56, 1831790), (62, 1654520), (70, 1465432), (76, 1349740), (80, 1282253), (95, 1079792), (112, 915895), (124, 827260), (133, 771280), (140, 732716), (152, 674870), (155, 661808), (190, 539896), (217, 472720), (248, 413630), (266, 385640), (280, 366358), (304, 337435), (310, 330904), (311, 329840), (380, 269948), (434, 236360), (496, 206815), (532, 192820), (560, 183179), (589, 174160), (620, 165452), (622, 164920), (665, 154256), (760, 134974), (868, 118180), (1064, 96410), (1085, 94544), (1178, 87080), (1240, 82726), (1244, 82460), (1330, 77128), (1520, 67487), (1555, 65968), (1736, 59090), (2128, 48205), (2170, 47272), (2177, 47120), (2356, 43540), (2480, 41363), (2488, 41230), (2660, 38564), (2945, 34832), (3110, 32984), (3472, 29545), (4123, 24880), (4340, 23636), (4354, 23560), (4712, 21770), (4976, 20615), (5320, 19282), (5890, 17416), (5909, 17360), (6220, 16492), (8246, 12440), (8680, 11818), (8708, 11780), (9424, 10885), (9641, 10640)]