81088980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1$

素因数の和:354

約数の個数: 192

約数和(自身を含む): 282465792

約数和(自身を除く): 201376812

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 41, 42, 51, 60, 68, 70, 82, 84, 85, 102, 105, 119, 123, 140, 164, 170, 204, 205, 210, 238, 246, 255, 277, 287, 340, 357, 410, 420, 476, 492, 510, 554, 574, 595, 615, 697, 714, 820, 831, 861, 1020, 1108, 1148, 1190, 1230, 1385, 1394, 1428, 1435, 1662, 1722, 1785, 1939, 2091, 2380, 2460, 2770, 2788, 2870, 3324, 3444, 3485, 3570, 3878, 4155, 4182, 4305, 4709, 4879, 5540, 5740, 5817, 6970, 7140, 7756, 8310, 8364, 8610, 9418, 9695, 9758, 10455, 11357, 11634, 13940, 14127, 14637, 16620, 17220, 18836, 19390, 19516, 20910, 22714, 23268, 23545, 24395, 28254, 29085, 29274, 32963, 34071, 38780, 41820, 45428, 47090, 48790, 56508, 56785, 58170, 58548, 65926, 68142, 70635, 73185, 79499, 94180, 97580, 98889, 113570, 116340, 131852, 136284, 141270, 146370, 158998, 164815, 170355, 193069, 197778, 227140, 238497, 282540, 292740, 317996, 329630, 340710, 386138, 395556, 397495, 476994, 494445, 579207, 659260, 681420, 772276, 794990, 953988, 965345, 988890, 1158414, 1192485, 1351483, 1589980, 1930690, 1977780, 2316828, 2384970, 2702966, 2896035, 3861380, 4054449, 4769940, 5405932, 5792070, 6757415, 8108898, 11584140, 13514830, 16217796, 20272245, 27029660, 40544490, 81088980]

約数ペア:

[(1, 81088980), (2, 40544490), (3, 27029660), (4, 20272245), (5, 16217796), (6, 13514830), (7, 11584140), (10, 8108898), (12, 6757415), (14, 5792070), (15, 5405932), (17, 4769940), (20, 4054449), (21, 3861380), (28, 2896035), (30, 2702966), (34, 2384970), (35, 2316828), (41, 1977780), (42, 1930690), (51, 1589980), (60, 1351483), (68, 1192485), (70, 1158414), (82, 988890), (84, 965345), (85, 953988), (102, 794990), (105, 772276), (119, 681420), (123, 659260), (140, 579207), (164, 494445), (170, 476994), (204, 397495), (205, 395556), (210, 386138), (238, 340710), (246, 329630), (255, 317996), (277, 292740), (287, 282540), (340, 238497), (357, 227140), (410, 197778), (420, 193069), (476, 170355), (492, 164815), (510, 158998), (554, 146370), (574, 141270), (595, 136284), (615, 131852), (697, 116340), (714, 113570), (820, 98889), (831, 97580), (861, 94180), (1020, 79499), (1108, 73185), (1148, 70635), (1190, 68142), (1230, 65926), (1385, 58548), (1394, 58170), (1428, 56785), (1435, 56508), (1662, 48790), (1722, 47090), (1785, 45428), (1939, 41820), (2091, 38780), (2380, 34071), (2460, 32963), (2770, 29274), (2788, 29085), (2870, 28254), (3324, 24395), (3444, 23545), (3485, 23268), (3570, 22714), (3878, 20910), (4155, 19516), (4182, 19390), (4305, 18836), (4709, 17220), (4879, 16620), (5540, 14637), (5740, 14127), (5817, 13940), (6970, 11634), (7140, 11357), (7756, 10455), (8310, 9758), (8364, 9695), (8610, 9418)]