247486928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{461}}^1$

素因数の和:600

約数の個数: 80

約数和(自身を含む): 541371600

約数和(自身を除く): 293884672

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 58, 89, 104, 116, 178, 208, 232, 356, 377, 461, 464, 712, 754, 922, 1157, 1424, 1508, 1844, 2314, 2581, 3016, 3688, 4628, 5162, 5993, 6032, 7376, 9256, 10324, 11986, 13369, 18512, 20648, 23972, 26738, 33553, 41029, 41296, 47944, 53476, 67106, 82058, 95888, 106952, 134212, 164116, 173797, 213904, 268424, 328232, 347594, 533377, 536848, 656464, 695188, 1066754, 1189841, 1390376, 2133508, 2379682, 2780752, 4267016, 4759364, 8534032, 9518728, 15467933, 19037456, 30935866, 61871732, 123743464, 247486928]

約数ペア:

[(1, 247486928), (2, 123743464), (4, 61871732), (8, 30935866), (13, 19037456), (16, 15467933), (26, 9518728), (29, 8534032), (52, 4759364), (58, 4267016), (89, 2780752), (104, 2379682), (116, 2133508), (178, 1390376), (208, 1189841), (232, 1066754), (356, 695188), (377, 656464), (461, 536848), (464, 533377), (712, 347594), (754, 328232), (922, 268424), (1157, 213904), (1424, 173797), (1508, 164116), (1844, 134212), (2314, 106952), (2581, 95888), (3016, 82058), (3688, 67106), (4628, 53476), (5162, 47944), (5993, 41296), (6032, 41029), (7376, 33553), (9256, 26738), (10324, 23972), (11986, 20648), (13369, 18512)]