1198017660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{407489}}^1$

素因数の和:407515

約数の個数: 72

約数和(自身を含む): 3902124240

約数和(自身を除く): 2704106580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 407489, 814978, 1222467, 1629956, 2037445, 2444934, 2852423, 4074890, 4889868, 5704846, 6112335, 8149780, 8557269, 11409692, 12224670, 14262115, 17114538, 19966961, 24449340, 28524230, 34229076, 39933922, 42786345, 57048460, 59900883, 79867844, 85572690, 99834805, 119801766, 171145380, 199669610, 239603532, 299504415, 399339220, 599008830, 1198017660]

約数ペア:

[(1, 1198017660), (2, 599008830), (3, 399339220), (4, 299504415), (5, 239603532), (6, 199669610), (7, 171145380), (10, 119801766), (12, 99834805), (14, 85572690), (15, 79867844), (20, 59900883), (21, 57048460), (28, 42786345), (30, 39933922), (35, 34229076), (42, 28524230), (49, 24449340), (60, 19966961), (70, 17114538), (84, 14262115), (98, 12224670), (105, 11409692), (140, 8557269), (147, 8149780), (196, 6112335), (210, 5704846), (245, 4889868), (294, 4074890), (420, 2852423), (490, 2444934), (588, 2037445), (735, 1629956), (980, 1222467), (1470, 814978), (2940, 407489)]