274757960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{5153}}^1$

素因数の和:5238

約数の個数: 64

約数和(自身を含む): 653114880

約数和(自身を除く): 378356920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 43, 62, 86, 124, 155, 172, 215, 248, 310, 344, 430, 620, 860, 1240, 1333, 1720, 2666, 5153, 5332, 6665, 10306, 10664, 13330, 20612, 25765, 26660, 41224, 51530, 53320, 103060, 159743, 206120, 221579, 319486, 443158, 638972, 798715, 886316, 1107895, 1277944, 1597430, 1772632, 2215790, 3194860, 4431580, 6389720, 6868949, 8863160, 13737898, 27475796, 34344745, 54951592, 68689490, 137378980, 274757960]

約数ペア:

[(1, 274757960), (2, 137378980), (4, 68689490), (5, 54951592), (8, 34344745), (10, 27475796), (20, 13737898), (31, 8863160), (40, 6868949), (43, 6389720), (62, 4431580), (86, 3194860), (124, 2215790), (155, 1772632), (172, 1597430), (215, 1277944), (248, 1107895), (310, 886316), (344, 798715), (430, 638972), (620, 443158), (860, 319486), (1240, 221579), (1333, 206120), (1720, 159743), (2666, 103060), (5153, 53320), (5332, 51530), (6665, 41224), (10306, 26660), (10664, 25765), (13330, 20612)]