64741860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{9721}}^1$

素因数の和:9773

約数の個数: 72

約数和(自身を含む): 201712056

約数和(自身を除く): 136970196

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 9721, 19442, 29163, 38884, 48605, 58326, 87489, 97210, 116652, 145815, 174978, 194420, 291630, 349956, 359677, 437445, 583260, 719354, 874890, 1079031, 1438708, 1749780, 1798385, 2158062, 3237093, 3596770, 4316124, 5395155, 6474186, 7193540, 10790310, 12948372, 16185465, 21580620, 32370930, 64741860]

約数ペア:

[(1, 64741860), (2, 32370930), (3, 21580620), (4, 16185465), (5, 12948372), (6, 10790310), (9, 7193540), (10, 6474186), (12, 5395155), (15, 4316124), (18, 3596770), (20, 3237093), (30, 2158062), (36, 1798385), (37, 1749780), (45, 1438708), (60, 1079031), (74, 874890), (90, 719354), (111, 583260), (148, 437445), (180, 359677), (185, 349956), (222, 291630), (333, 194420), (370, 174978), (444, 145815), (555, 116652), (666, 97210), (740, 87489), (1110, 58326), (1332, 48605), (1665, 38884), (2220, 29163), (3330, 19442), (6660, 9721)]