8459940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:253

約数の個数: 96

約数和(自身を含む): 25683840

約数和(自身を除く): 17223900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 41, 57, 60, 76, 82, 95, 114, 123, 164, 181, 190, 205, 228, 246, 285, 362, 380, 410, 492, 543, 570, 615, 724, 779, 820, 905, 1086, 1140, 1230, 1558, 1810, 2172, 2337, 2460, 2715, 3116, 3439, 3620, 3895, 4674, 5430, 6878, 7421, 7790, 9348, 10317, 10860, 11685, 13756, 14842, 15580, 17195, 20634, 22263, 23370, 29684, 34390, 37105, 41268, 44526, 46740, 51585, 68780, 74210, 89052, 103170, 111315, 140999, 148420, 206340, 222630, 281998, 422997, 445260, 563996, 704995, 845994, 1409990, 1691988, 2114985, 2819980, 4229970, 8459940]

約数ペア:

[(1, 8459940), (2, 4229970), (3, 2819980), (4, 2114985), (5, 1691988), (6, 1409990), (10, 845994), (12, 704995), (15, 563996), (19, 445260), (20, 422997), (30, 281998), (38, 222630), (41, 206340), (57, 148420), (60, 140999), (76, 111315), (82, 103170), (95, 89052), (114, 74210), (123, 68780), (164, 51585), (181, 46740), (190, 44526), (205, 41268), (228, 37105), (246, 34390), (285, 29684), (362, 23370), (380, 22263), (410, 20634), (492, 17195), (543, 15580), (570, 14842), (615, 13756), (724, 11685), (779, 10860), (820, 10317), (905, 9348), (1086, 7790), (1140, 7421), (1230, 6878), (1558, 5430), (1810, 4674), (2172, 3895), (2337, 3620), (2460, 3439), (2715, 3116)]