31339620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:314

約数の個数: 144

約数和(自身を含む): 104569920

約数和(自身を除く): 73230300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 59, 60, 65, 78, 90, 117, 118, 130, 156, 177, 180, 195, 227, 234, 236, 260, 295, 354, 390, 454, 468, 531, 585, 590, 681, 708, 767, 780, 885, 908, 1062, 1135, 1170, 1180, 1362, 1534, 1770, 2043, 2124, 2270, 2301, 2340, 2655, 2724, 2951, 3068, 3405, 3540, 3835, 4086, 4540, 4602, 5310, 5902, 6810, 6903, 7670, 8172, 8853, 9204, 10215, 10620, 11505, 11804, 13393, 13620, 13806, 14755, 15340, 17706, 20430, 23010, 26559, 26786, 27612, 29510, 34515, 35412, 40179, 40860, 44265, 46020, 53118, 53572, 59020, 66965, 69030, 80358, 88530, 106236, 120537, 132795, 133930, 138060, 160716, 174109, 177060, 200895, 241074, 265590, 267860, 348218, 401790, 482148, 522327, 531180, 602685, 696436, 803580, 870545, 1044654, 1205370, 1566981, 1741090, 2089308, 2410740, 2611635, 3133962, 3482180, 5223270, 6267924, 7834905, 10446540, 15669810, 31339620]

約数ペア:

[(1, 31339620), (2, 15669810), (3, 10446540), (4, 7834905), (5, 6267924), (6, 5223270), (9, 3482180), (10, 3133962), (12, 2611635), (13, 2410740), (15, 2089308), (18, 1741090), (20, 1566981), (26, 1205370), (30, 1044654), (36, 870545), (39, 803580), (45, 696436), (52, 602685), (59, 531180), (60, 522327), (65, 482148), (78, 401790), (90, 348218), (117, 267860), (118, 265590), (130, 241074), (156, 200895), (177, 177060), (180, 174109), (195, 160716), (227, 138060), (234, 133930), (236, 132795), (260, 120537), (295, 106236), (354, 88530), (390, 80358), (454, 69030), (468, 66965), (531, 59020), (585, 53572), (590, 53118), (681, 46020), (708, 44265), (767, 40860), (780, 40179), (885, 35412), (908, 34515), (1062, 29510), (1135, 27612), (1170, 26786), (1180, 26559), (1362, 23010), (1534, 20430), (1770, 17706), (2043, 15340), (2124, 14755), (2270, 13806), (2301, 13620), (2340, 13393), (2655, 11804), (2724, 11505), (2951, 10620), (3068, 10215), (3405, 9204), (3540, 8853), (3835, 8172), (4086, 7670), (4540, 6903), (4602, 6810), (5310, 5902)]