15986490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{229}}^1$

素因数の和:431

約数の個数: 64

約数和(自身を含む): 41731200

約数和(自身を除く): 25744710

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 179, 195, 229, 358, 390, 458, 537, 687, 895, 1074, 1145, 1374, 1790, 2290, 2327, 2685, 2977, 3435, 4654, 5370, 5954, 6870, 6981, 8931, 11635, 13962, 14885, 17862, 23270, 29770, 34905, 40991, 44655, 69810, 81982, 89310, 122973, 204955, 245946, 409910, 532883, 614865, 1065766, 1229730, 1598649, 2664415, 3197298, 5328830, 7993245, 15986490]

約数ペア:

[(1, 15986490), (2, 7993245), (3, 5328830), (5, 3197298), (6, 2664415), (10, 1598649), (13, 1229730), (15, 1065766), (26, 614865), (30, 532883), (39, 409910), (65, 245946), (78, 204955), (130, 122973), (179, 89310), (195, 81982), (229, 69810), (358, 44655), (390, 40991), (458, 34905), (537, 29770), (687, 23270), (895, 17862), (1074, 14885), (1145, 13962), (1374, 11635), (1790, 8931), (2290, 6981), (2327, 6870), (2685, 5954), (2977, 5370), (3435, 4654)]