222362890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1601}}^1$

素因数の和:1687

約数の個数: 64

約数和(自身を含む): 456762240

約数和(自身を除く): 234399350

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 43, 85, 86, 95, 170, 190, 215, 323, 430, 646, 731, 817, 1462, 1601, 1615, 1634, 3202, 3230, 3655, 4085, 7310, 8005, 8170, 13889, 16010, 27217, 27778, 30419, 54434, 60838, 68843, 69445, 136085, 137686, 138890, 152095, 272170, 304190, 344215, 517123, 688430, 1034246, 1170331, 1308017, 2340662, 2585615, 2616034, 5171230, 5851655, 6540085, 11703310, 13080170, 22236289, 44472578, 111181445, 222362890]

約数ペア:

[(1, 222362890), (2, 111181445), (5, 44472578), (10, 22236289), (17, 13080170), (19, 11703310), (34, 6540085), (38, 5851655), (43, 5171230), (85, 2616034), (86, 2585615), (95, 2340662), (170, 1308017), (190, 1170331), (215, 1034246), (323, 688430), (430, 517123), (646, 344215), (731, 304190), (817, 272170), (1462, 152095), (1601, 138890), (1615, 137686), (1634, 136085), (3202, 69445), (3230, 68843), (3655, 60838), (4085, 54434), (7310, 30419), (8005, 27778), (8170, 27217), (13889, 16010)]