61798140

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1031}}^1$

素因数の和:1089

約数の個数: 120

約数和(自身を含む): 199295712

約数和(自身を除く): 137497572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 81, 90, 108, 111, 135, 148, 162, 180, 185, 222, 270, 324, 333, 370, 405, 444, 540, 555, 666, 740, 810, 999, 1031, 1110, 1332, 1620, 1665, 1998, 2062, 2220, 2997, 3093, 3330, 3996, 4124, 4995, 5155, 5994, 6186, 6660, 9279, 9990, 10310, 11988, 12372, 14985, 15465, 18558, 19980, 20620, 27837, 29970, 30930, 37116, 38147, 46395, 55674, 59940, 61860, 76294, 83511, 92790, 111348, 114441, 139185, 152588, 167022, 185580, 190735, 228882, 278370, 334044, 343323, 381470, 417555, 457764, 556740, 572205, 686646, 762940, 835110, 1029969, 1144410, 1373292, 1670220, 1716615, 2059938, 2288820, 3089907, 3433230, 4119876, 5149845, 6179814, 6866460, 10299690, 12359628, 15449535, 20599380, 30899070, 61798140]

約数ペア:

[(1, 61798140), (2, 30899070), (3, 20599380), (4, 15449535), (5, 12359628), (6, 10299690), (9, 6866460), (10, 6179814), (12, 5149845), (15, 4119876), (18, 3433230), (20, 3089907), (27, 2288820), (30, 2059938), (36, 1716615), (37, 1670220), (45, 1373292), (54, 1144410), (60, 1029969), (74, 835110), (81, 762940), (90, 686646), (108, 572205), (111, 556740), (135, 457764), (148, 417555), (162, 381470), (180, 343323), (185, 334044), (222, 278370), (270, 228882), (324, 190735), (333, 185580), (370, 167022), (405, 152588), (444, 139185), (540, 114441), (555, 111348), (666, 92790), (740, 83511), (810, 76294), (999, 61860), (1031, 59940), (1110, 55674), (1332, 46395), (1620, 38147), (1665, 37116), (1998, 30930), (2062, 29970), (2220, 27837), (2997, 20620), (3093, 19980), (3330, 18558), (3996, 15465), (4124, 14985), (4995, 12372), (5155, 11988), (5994, 10310), (6186, 9990), (6660, 9279)]