1325440620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{25657}}^1$

素因数の和:25720

約数の個数: 144

約数和(自身を含む): 4707114048

約数和(自身を除く): 3381673428

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 41, 42, 45, 60, 63, 70, 82, 84, 90, 105, 123, 126, 140, 164, 180, 205, 210, 246, 252, 287, 315, 369, 410, 420, 492, 574, 615, 630, 738, 820, 861, 1148, 1230, 1260, 1435, 1476, 1722, 1845, 2460, 2583, 2870, 3444, 3690, 4305, 5166, 5740, 7380, 8610, 10332, 12915, 17220, 25657, 25830, 51314, 51660, 76971, 102628, 128285, 153942, 179599, 230913, 256570, 307884, 359198, 384855, 461826, 513140, 538797, 718396, 769710, 897995, 923652, 1051937, 1077594, 1154565, 1539420, 1616391, 1795990, 2103874, 2155188, 2309130, 2693985, 3155811, 3232782, 3591980, 4207748, 4618260, 5259685, 5387970, 6311622, 6465564, 7363559, 8081955, 9467433, 10519370, 10775940, 12623244, 14727118, 15779055, 16163910, 18934866, 21038740, 22090677, 29454236, 31558110, 32327820, 36817795, 37869732, 44181354, 47337165, 63116220, 66272031, 73635590, 88362708, 94674330, 110453385, 132544062, 147271180, 189348660, 220906770, 265088124, 331360155, 441813540, 662720310, 1325440620]

約数ペア:

[(1, 1325440620), (2, 662720310), (3, 441813540), (4, 331360155), (5, 265088124), (6, 220906770), (7, 189348660), (9, 147271180), (10, 132544062), (12, 110453385), (14, 94674330), (15, 88362708), (18, 73635590), (20, 66272031), (21, 63116220), (28, 47337165), (30, 44181354), (35, 37869732), (36, 36817795), (41, 32327820), (42, 31558110), (45, 29454236), (60, 22090677), (63, 21038740), (70, 18934866), (82, 16163910), (84, 15779055), (90, 14727118), (105, 12623244), (123, 10775940), (126, 10519370), (140, 9467433), (164, 8081955), (180, 7363559), (205, 6465564), (210, 6311622), (246, 5387970), (252, 5259685), (287, 4618260), (315, 4207748), (369, 3591980), (410, 3232782), (420, 3155811), (492, 2693985), (574, 2309130), (615, 2155188), (630, 2103874), (738, 1795990), (820, 1616391), (861, 1539420), (1148, 1154565), (1230, 1077594), (1260, 1051937), (1435, 923652), (1476, 897995), (1722, 769710), (1845, 718396), (2460, 538797), (2583, 513140), (2870, 461826), (3444, 384855), (3690, 359198), (4305, 307884), (5166, 256570), (5740, 230913), (7380, 179599), (8610, 153942), (10332, 128285), (12915, 102628), (17220, 76971), (25657, 51660), (25830, 51314)]