631660540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1\times {\mathrm{331}}^1$

素因数の和:707

約数の個数: 96

約数和(自身を含む): 1560835584

約数和(自身を除く): 929175044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 317, 331, 430, 602, 634, 662, 860, 1204, 1268, 1324, 1505, 1585, 1655, 2219, 2317, 3010, 3170, 3310, 4438, 4634, 6020, 6340, 6620, 8876, 9268, 11095, 11585, 13631, 14233, 22190, 23170, 27262, 28466, 44380, 46340, 54524, 56932, 68155, 71165, 95417, 99631, 104927, 136310, 142330, 190834, 199262, 209854, 272620, 284660, 381668, 398524, 419708, 477085, 498155, 524635, 734489, 954170, 996310, 1049270, 1468978, 1908340, 1992620, 2098540, 2937956, 3672445, 4511861, 7344890, 9023722, 14689780, 18047444, 22559305, 31583027, 45118610, 63166054, 90237220, 126332108, 157915135, 315830270, 631660540]

約数ペア:

[(1, 631660540), (2, 315830270), (4, 157915135), (5, 126332108), (7, 90237220), (10, 63166054), (14, 45118610), (20, 31583027), (28, 22559305), (35, 18047444), (43, 14689780), (70, 9023722), (86, 7344890), (140, 4511861), (172, 3672445), (215, 2937956), (301, 2098540), (317, 1992620), (331, 1908340), (430, 1468978), (602, 1049270), (634, 996310), (662, 954170), (860, 734489), (1204, 524635), (1268, 498155), (1324, 477085), (1505, 419708), (1585, 398524), (1655, 381668), (2219, 284660), (2317, 272620), (3010, 209854), (3170, 199262), (3310, 190834), (4438, 142330), (4634, 136310), (6020, 104927), (6340, 99631), (6620, 95417), (8876, 71165), (9268, 68155), (11095, 56932), (11585, 54524), (13631, 46340), (14233, 44380), (22190, 28466), (23170, 27262)]