55137420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23563}}^1$

素因数の和:23591

約数の個数: 72

約数和(自身を含む): 180123216

約数和(自身を除く): 124985796

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, 23563, 47126, 70689, 94252, 117815, 141378, 212067, 235630, 282756, 306319, 353445, 424134, 471260, 612638, 706890, 848268, 918957, 1060335, 1225276, 1413780, 1531595, 1837914, 2120670, 2756871, 3063190, 3675828, 4241340, 4594785, 5513742, 6126380, 9189570, 11027484, 13784355, 18379140, 27568710, 55137420]

約数ペア:

[(1, 55137420), (2, 27568710), (3, 18379140), (4, 13784355), (5, 11027484), (6, 9189570), (9, 6126380), (10, 5513742), (12, 4594785), (13, 4241340), (15, 3675828), (18, 3063190), (20, 2756871), (26, 2120670), (30, 1837914), (36, 1531595), (39, 1413780), (45, 1225276), (52, 1060335), (60, 918957), (65, 848268), (78, 706890), (90, 612638), (117, 471260), (130, 424134), (156, 353445), (180, 306319), (195, 282756), (234, 235630), (260, 212067), (390, 141378), (468, 117815), (585, 94252), (780, 70689), (1170, 47126), (2340, 23563)]