140001890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{433}}^1$

素因数の和:627

約数の個数: 64

約数和(自身を含む): 299980800

約数和(自身を除く): 159978910

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 149, 155, 217, 298, 310, 433, 434, 745, 866, 1043, 1085, 1490, 2086, 2165, 2170, 3031, 4330, 4619, 5215, 6062, 9238, 10430, 13423, 15155, 23095, 26846, 30310, 32333, 46190, 64517, 64666, 67115, 93961, 129034, 134230, 161665, 187922, 322585, 323330, 451619, 469805, 645170, 903238, 939610, 2000027, 2258095, 4000054, 4516190, 10000135, 14000189, 20000270, 28000378, 70000945, 140001890]

約数ペア:

[(1, 140001890), (2, 70000945), (5, 28000378), (7, 20000270), (10, 14000189), (14, 10000135), (31, 4516190), (35, 4000054), (62, 2258095), (70, 2000027), (149, 939610), (155, 903238), (217, 645170), (298, 469805), (310, 451619), (433, 323330), (434, 322585), (745, 187922), (866, 161665), (1043, 134230), (1085, 129034), (1490, 93961), (2086, 67115), (2165, 64666), (2170, 64517), (3031, 46190), (4330, 32333), (4619, 30310), (5215, 26846), (6062, 23095), (9238, 15155), (10430, 13423)]