12919140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5521}}^1$

素因数の和:5549

約数の個数: 72

約数和(自身を含む): 42210168

約数和(自身を除く): 29291028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 5521, 11042, 16563, 22084, 27605, 33126, 49689, 55210, 66252, 71773, 82815, 99378, 110420, 143546, 165630, 198756, 215319, 248445, 287092, 331260, 358865, 430638, 496890, 645957, 717730, 861276, 993780, 1076595, 1291914, 1435460, 2153190, 2583828, 3229785, 4306380, 6459570, 12919140]

約数ペア:

[(1, 12919140), (2, 6459570), (3, 4306380), (4, 3229785), (5, 2583828), (6, 2153190), (9, 1435460), (10, 1291914), (12, 1076595), (13, 993780), (15, 861276), (18, 717730), (20, 645957), (26, 496890), (30, 430638), (36, 358865), (39, 331260), (45, 287092), (52, 248445), (60, 215319), (65, 198756), (78, 165630), (90, 143546), (117, 110420), (130, 99378), (156, 82815), (180, 71773), (195, 66252), (234, 55210), (260, 49689), (390, 33126), (468, 27605), (585, 22084), (780, 16563), (1170, 11042), (2340, 5521)]