290820740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2441}}^1$

素因数の和:2517

約数の個数: 96

約数和(自身を含む): 748306944

約数和(自身を除く): 457486204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 37, 46, 70, 74, 92, 115, 140, 148, 161, 185, 230, 259, 322, 370, 460, 518, 644, 740, 805, 851, 1036, 1295, 1610, 1702, 2441, 2590, 3220, 3404, 4255, 4882, 5180, 5957, 8510, 9764, 11914, 12205, 17020, 17087, 23828, 24410, 29785, 34174, 48820, 56143, 59570, 68348, 85435, 90317, 112286, 119140, 170870, 180634, 224572, 280715, 341740, 361268, 393001, 451585, 561430, 632219, 786002, 903170, 1122860, 1264438, 1572004, 1806340, 1965005, 2077291, 2528876, 3161095, 3930010, 4154582, 6322190, 7860020, 8309164, 10386455, 12644380, 14541037, 20772910, 29082074, 41545820, 58164148, 72705185, 145410370, 290820740]

約数ペア:

[(1, 290820740), (2, 145410370), (4, 72705185), (5, 58164148), (7, 41545820), (10, 29082074), (14, 20772910), (20, 14541037), (23, 12644380), (28, 10386455), (35, 8309164), (37, 7860020), (46, 6322190), (70, 4154582), (74, 3930010), (92, 3161095), (115, 2528876), (140, 2077291), (148, 1965005), (161, 1806340), (185, 1572004), (230, 1264438), (259, 1122860), (322, 903170), (370, 786002), (460, 632219), (518, 561430), (644, 451585), (740, 393001), (805, 361268), (851, 341740), (1036, 280715), (1295, 224572), (1610, 180634), (1702, 170870), (2441, 119140), (2590, 112286), (3220, 90317), (3404, 85435), (4255, 68348), (4882, 59570), (5180, 56143), (5957, 48820), (8510, 34174), (9764, 29785), (11914, 24410), (12205, 23828), (17020, 17087)]