120215620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{241}}^1\times {\mathrm{509}}^1$

素因数の和:773

約数の個数: 72

約数和(自身を含む): 295467480

約数和(自身を除く): 175251860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 241, 245, 482, 490, 509, 964, 980, 1018, 1205, 1687, 2036, 2410, 2545, 3374, 3563, 4820, 5090, 6748, 7126, 8435, 10180, 11809, 14252, 16870, 17815, 23618, 24941, 33740, 35630, 47236, 49882, 59045, 71260, 99764, 118090, 122669, 124705, 236180, 245338, 249410, 490676, 498820, 613345, 858683, 1226690, 1717366, 2453380, 3434732, 4293415, 6010781, 8586830, 12021562, 17173660, 24043124, 30053905, 60107810, 120215620]

約数ペア:

[(1, 120215620), (2, 60107810), (4, 30053905), (5, 24043124), (7, 17173660), (10, 12021562), (14, 8586830), (20, 6010781), (28, 4293415), (35, 3434732), (49, 2453380), (70, 1717366), (98, 1226690), (140, 858683), (196, 613345), (241, 498820), (245, 490676), (482, 249410), (490, 245338), (509, 236180), (964, 124705), (980, 122669), (1018, 118090), (1205, 99764), (1687, 71260), (2036, 59045), (2410, 49882), (2545, 47236), (3374, 35630), (3563, 33740), (4820, 24941), (5090, 23618), (6748, 17815), (7126, 16870), (8435, 14252), (10180, 11809)]