216229960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1693}}^1$

素因数の和:1838

約数の個数: 64

約数和(自身を含む): 507386880

約数和(自身を除く): 291156920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 103, 124, 155, 206, 248, 310, 412, 515, 620, 824, 1030, 1240, 1693, 2060, 3193, 3386, 4120, 6386, 6772, 8465, 12772, 13544, 15965, 16930, 25544, 31930, 33860, 52483, 63860, 67720, 104966, 127720, 174379, 209932, 262415, 348758, 419864, 524830, 697516, 871895, 1049660, 1395032, 1743790, 2099320, 3487580, 5405749, 6975160, 10811498, 21622996, 27028745, 43245992, 54057490, 108114980, 216229960]

約数ペア:

[(1, 216229960), (2, 108114980), (4, 54057490), (5, 43245992), (8, 27028745), (10, 21622996), (20, 10811498), (31, 6975160), (40, 5405749), (62, 3487580), (103, 2099320), (124, 1743790), (155, 1395032), (206, 1049660), (248, 871895), (310, 697516), (412, 524830), (515, 419864), (620, 348758), (824, 262415), (1030, 209932), (1240, 174379), (1693, 127720), (2060, 104966), (3193, 67720), (3386, 63860), (4120, 52483), (6386, 33860), (6772, 31930), (8465, 25544), (12772, 16930), (13544, 15965)]