40235940

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{487}}^1$

素因数の和:528

約数の個数: 144

約数和(自身を含む): 134289792

約数和(自身を除く): 94053852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 81, 85, 90, 102, 108, 135, 153, 162, 170, 180, 204, 243, 255, 270, 306, 324, 340, 405, 459, 486, 487, 510, 540, 612, 765, 810, 918, 972, 974, 1020, 1215, 1377, 1461, 1530, 1620, 1836, 1948, 2295, 2430, 2435, 2754, 2922, 3060, 4131, 4383, 4590, 4860, 4870, 5508, 5844, 6885, 7305, 8262, 8279, 8766, 9180, 9740, 13149, 13770, 14610, 16524, 16558, 17532, 20655, 21915, 24837, 26298, 27540, 29220, 33116, 39447, 41310, 41395, 43830, 49674, 52596, 65745, 74511, 78894, 82620, 82790, 87660, 99348, 118341, 124185, 131490, 149022, 157788, 165580, 197235, 223533, 236682, 248370, 262980, 298044, 372555, 394470, 447066, 473364, 496740, 591705, 670599, 745110, 788940, 894132, 1117665, 1183410, 1341198, 1490220, 2011797, 2235330, 2366820, 2682396, 3352995, 4023594, 4470660, 6705990, 8047188, 10058985, 13411980, 20117970, 40235940]

約数ペア:

[(1, 40235940), (2, 20117970), (3, 13411980), (4, 10058985), (5, 8047188), (6, 6705990), (9, 4470660), (10, 4023594), (12, 3352995), (15, 2682396), (17, 2366820), (18, 2235330), (20, 2011797), (27, 1490220), (30, 1341198), (34, 1183410), (36, 1117665), (45, 894132), (51, 788940), (54, 745110), (60, 670599), (68, 591705), (81, 496740), (85, 473364), (90, 447066), (102, 394470), (108, 372555), (135, 298044), (153, 262980), (162, 248370), (170, 236682), (180, 223533), (204, 197235), (243, 165580), (255, 157788), (270, 149022), (306, 131490), (324, 124185), (340, 118341), (405, 99348), (459, 87660), (486, 82790), (487, 82620), (510, 78894), (540, 74511), (612, 65745), (765, 52596), (810, 49674), (918, 43830), (972, 41395), (974, 41310), (1020, 39447), (1215, 33116), (1377, 29220), (1461, 27540), (1530, 26298), (1620, 24837), (1836, 21915), (1948, 20655), (2295, 17532), (2430, 16558), (2435, 16524), (2754, 14610), (2922, 13770), (3060, 13149), (4131, 9740), (4383, 9180), (4590, 8766), (4860, 8279), (4870, 8262), (5508, 7305), (5844, 6885)]