31152420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13313}}^1$

素因数の和:13341

約数の個数: 72

約数和(自身を含む): 101772216

約数和(自身を除く): 70619796

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, 13313, 26626, 39939, 53252, 66565, 79878, 119817, 133130, 159756, 173069, 199695, 239634, 266260, 346138, 399390, 479268, 519207, 599085, 692276, 798780, 865345, 1038414, 1198170, 1557621, 1730690, 2076828, 2396340, 2596035, 3115242, 3461380, 5192070, 6230484, 7788105, 10384140, 15576210, 31152420]

約数ペア:

[(1, 31152420), (2, 15576210), (3, 10384140), (4, 7788105), (5, 6230484), (6, 5192070), (9, 3461380), (10, 3115242), (12, 2596035), (13, 2396340), (15, 2076828), (18, 1730690), (20, 1557621), (26, 1198170), (30, 1038414), (36, 865345), (39, 798780), (45, 692276), (52, 599085), (60, 519207), (65, 479268), (78, 399390), (90, 346138), (117, 266260), (130, 239634), (156, 199695), (180, 173069), (195, 159756), (234, 133130), (260, 119817), (390, 79878), (468, 66565), (585, 53252), (780, 39939), (1170, 26626), (2340, 13313)]