31351804740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{20887}}^1$

素因数の和:21202

約数の個数: 144

約数和(自身を含む): 98537886720

約数和(自身を除く): 67186081980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 269, 279, 310, 372, 465, 538, 558, 620, 807, 930, 1076, 1116, 1345, 1395, 1614, 1860, 2421, 2690, 2790, 3228, 4035, 4842, 5380, 5580, 8070, 8339, 9684, 12105, 16140, 16678, 20887, 24210, 25017, 33356, 41695, 41774, 48420, 50034, 62661, 75051, 83390, 83548, 100068, 104435, 125085, 125322, 150102, 166780, 187983, 208870, 250170, 250644, 300204, 313305, 375255, 375966, 417740, 500340, 626610, 647497, 750510, 751932, 939915, 1253220, 1294994, 1501020, 1879830, 1942491, 2589988, 3237485, 3759660, 3884982, 5618603, 5827473, 6474970, 7769964, 9712455, 11237206, 11654946, 12949940, 16855809, 19424910, 22474412, 23309892, 28093015, 29137365, 33711618, 38849820, 50567427, 56186030, 58274730, 67423236, 84279045, 101134854, 112372060, 116549460, 168558090, 174176693, 202269708, 252837135, 337116180, 348353386, 505674270, 522530079, 696706772, 870883465, 1011348540, 1045060158, 1567590237, 1741766930, 2090120316, 2612650395, 3135180474, 3483533860, 5225300790, 6270360948, 7837951185, 10450601580, 15675902370, 31351804740]

約数ペア:

[(1, 31351804740), (2, 15675902370), (3, 10450601580), (4, 7837951185), (5, 6270360948), (6, 5225300790), (9, 3483533860), (10, 3135180474), (12, 2612650395), (15, 2090120316), (18, 1741766930), (20, 1567590237), (30, 1045060158), (31, 1011348540), (36, 870883465), (45, 696706772), (60, 522530079), (62, 505674270), (90, 348353386), (93, 337116180), (124, 252837135), (155, 202269708), (180, 174176693), (186, 168558090), (269, 116549460), (279, 112372060), (310, 101134854), (372, 84279045), (465, 67423236), (538, 58274730), (558, 56186030), (620, 50567427), (807, 38849820), (930, 33711618), (1076, 29137365), (1116, 28093015), (1345, 23309892), (1395, 22474412), (1614, 19424910), (1860, 16855809), (2421, 12949940), (2690, 11654946), (2790, 11237206), (3228, 9712455), (4035, 7769964), (4842, 6474970), (5380, 5827473), (5580, 5618603), (8070, 3884982), (8339, 3759660), (9684, 3237485), (12105, 2589988), (16140, 1942491), (16678, 1879830), (20887, 1501020), (24210, 1294994), (25017, 1253220), (33356, 939915), (41695, 751932), (41774, 750510), (48420, 647497), (50034, 626610), (62661, 500340), (75051, 417740), (83390, 375966), (83548, 375255), (100068, 313305), (104435, 300204), (125085, 250644), (125322, 250170), (150102, 208870), (166780, 187983)]