90191880

素因数分解:

$2^3\times 3^7\times 5^1\times {\mathrm{1031}}^1$

素因数の和:1063

約数の個数: 128

約数和(自身を含む): 304646400

約数和(自身を除く): 214454520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 729, 810, 972, 1031, 1080, 1215, 1458, 1620, 1944, 2062, 2187, 2430, 2916, 3093, 3240, 3645, 4124, 4374, 4860, 5155, 5832, 6186, 7290, 8248, 8748, 9279, 9720, 10310, 10935, 12372, 14580, 15465, 17496, 18558, 20620, 21870, 24744, 27837, 29160, 30930, 37116, 41240, 43740, 46395, 55674, 61860, 74232, 83511, 87480, 92790, 111348, 123720, 139185, 167022, 185580, 222696, 250533, 278370, 334044, 371160, 417555, 501066, 556740, 668088, 751599, 835110, 1002132, 1113480, 1252665, 1503198, 1670220, 2004264, 2254797, 2505330, 3006396, 3340440, 3757995, 4509594, 5010660, 6012792, 7515990, 9019188, 10021320, 11273985, 15031980, 18038376, 22547970, 30063960, 45095940, 90191880]

約数ペア:

[(1, 90191880), (2, 45095940), (3, 30063960), (4, 22547970), (5, 18038376), (6, 15031980), (8, 11273985), (9, 10021320), (10, 9019188), (12, 7515990), (15, 6012792), (18, 5010660), (20, 4509594), (24, 3757995), (27, 3340440), (30, 3006396), (36, 2505330), (40, 2254797), (45, 2004264), (54, 1670220), (60, 1503198), (72, 1252665), (81, 1113480), (90, 1002132), (108, 835110), (120, 751599), (135, 668088), (162, 556740), (180, 501066), (216, 417555), (243, 371160), (270, 334044), (324, 278370), (360, 250533), (405, 222696), (486, 185580), (540, 167022), (648, 139185), (729, 123720), (810, 111348), (972, 92790), (1031, 87480), (1080, 83511), (1215, 74232), (1458, 61860), (1620, 55674), (1944, 46395), (2062, 43740), (2187, 41240), (2430, 37116), (2916, 30930), (3093, 29160), (3240, 27837), (3645, 24744), (4124, 21870), (4374, 20620), (4860, 18558), (5155, 17496), (5832, 15465), (6186, 14580), (7290, 12372), (8248, 10935), (8748, 10310), (9279, 9720)]