1771380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{757}}^1$

素因数の和:785

約数の個数: 72

約数和(自身を含む): 5794152

約数和(自身を除く): 4022772

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, 757, 780, 1170, 1514, 2271, 2340, 3028, 3785, 4542, 6813, 7570, 9084, 9841, 11355, 13626, 15140, 19682, 22710, 27252, 29523, 34065, 39364, 45420, 49205, 59046, 68130, 88569, 98410, 118092, 136260, 147615, 177138, 196820, 295230, 354276, 442845, 590460, 885690, 1771380]

約数ペア:

[(1, 1771380), (2, 885690), (3, 590460), (4, 442845), (5, 354276), (6, 295230), (9, 196820), (10, 177138), (12, 147615), (13, 136260), (15, 118092), (18, 98410), (20, 88569), (26, 68130), (30, 59046), (36, 49205), (39, 45420), (45, 39364), (52, 34065), (60, 29523), (65, 27252), (78, 22710), (90, 19682), (117, 15140), (130, 13626), (156, 11355), (180, 9841), (195, 9084), (234, 7570), (260, 6813), (390, 4542), (468, 3785), (585, 3028), (757, 2340), (780, 2271), (1170, 1514)]