31864590

素因数分解:

$2^1\times 3^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:106

約数の個数: 128

約数和(自身を含む): 90685440

約数和(自身を除く): 58820850

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 47, 54, 62, 81, 90, 93, 94, 135, 141, 155, 162, 186, 235, 243, 270, 279, 282, 310, 405, 423, 465, 470, 486, 558, 705, 729, 810, 837, 846, 930, 1215, 1269, 1395, 1410, 1457, 1458, 1674, 2115, 2187, 2430, 2511, 2538, 2790, 2914, 3645, 3807, 4185, 4230, 4371, 4374, 5022, 6345, 7285, 7290, 7533, 7614, 8370, 8742, 10935, 11421, 12555, 12690, 13113, 14570, 15066, 19035, 21855, 21870, 22599, 22842, 25110, 26226, 34263, 37665, 38070, 39339, 43710, 45198, 57105, 65565, 67797, 68526, 75330, 78678, 102789, 112995, 114210, 118017, 131130, 135594, 171315, 196695, 205578, 225990, 236034, 338985, 342630, 354051, 393390, 513945, 590085, 677970, 708102, 1027890, 1062153, 1180170, 1770255, 2124306, 3186459, 3540510, 5310765, 6372918, 10621530, 15932295, 31864590]

約数ペア:

[(1, 31864590), (2, 15932295), (3, 10621530), (5, 6372918), (6, 5310765), (9, 3540510), (10, 3186459), (15, 2124306), (18, 1770255), (27, 1180170), (30, 1062153), (31, 1027890), (45, 708102), (47, 677970), (54, 590085), (62, 513945), (81, 393390), (90, 354051), (93, 342630), (94, 338985), (135, 236034), (141, 225990), (155, 205578), (162, 196695), (186, 171315), (235, 135594), (243, 131130), (270, 118017), (279, 114210), (282, 112995), (310, 102789), (405, 78678), (423, 75330), (465, 68526), (470, 67797), (486, 65565), (558, 57105), (705, 45198), (729, 43710), (810, 39339), (837, 38070), (846, 37665), (930, 34263), (1215, 26226), (1269, 25110), (1395, 22842), (1410, 22599), (1457, 21870), (1458, 21855), (1674, 19035), (2115, 15066), (2187, 14570), (2430, 13113), (2511, 12690), (2538, 12555), (2790, 11421), (2914, 10935), (3645, 8742), (3807, 8370), (4185, 7614), (4230, 7533), (4371, 7290), (4374, 7285), (5022, 6345)]