221750360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{18541}}^1$

素因数の和:18588

約数の個数: 64

約数和(自身を含む): 560710080

約数和(自身を除く): 338959720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 184, 230, 260, 299, 460, 520, 598, 920, 1196, 1495, 2392, 2990, 5980, 11960, 18541, 37082, 74164, 92705, 148328, 185410, 241033, 370820, 426443, 482066, 741640, 852886, 964132, 1205165, 1705772, 1928264, 2132215, 2410330, 3411544, 4264430, 4820660, 5543759, 8528860, 9641320, 11087518, 17057720, 22175036, 27718795, 44350072, 55437590, 110875180, 221750360]

約数ペア:

[(1, 221750360), (2, 110875180), (4, 55437590), (5, 44350072), (8, 27718795), (10, 22175036), (13, 17057720), (20, 11087518), (23, 9641320), (26, 8528860), (40, 5543759), (46, 4820660), (52, 4264430), (65, 3411544), (92, 2410330), (104, 2132215), (115, 1928264), (130, 1705772), (184, 1205165), (230, 964132), (260, 852886), (299, 741640), (460, 482066), (520, 426443), (598, 370820), (920, 241033), (1196, 185410), (1495, 148328), (2392, 92705), (2990, 74164), (5980, 37082), (11960, 18541)]