1489767560

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1\times {\mathrm{1381}}^1$

素因数の和:1722

約数の個数: 64

約数和(自身を含む): 3395574000

約数和(自身を除く): 1905806440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 181, 298, 362, 596, 724, 745, 905, 1192, 1381, 1448, 1490, 1810, 2762, 2980, 3620, 5524, 5960, 6905, 7240, 11048, 13810, 26969, 27620, 53938, 55240, 107876, 134845, 205769, 215752, 249961, 269690, 411538, 499922, 539380, 823076, 999844, 1028845, 1078760, 1249805, 1646152, 1999688, 2057690, 2499610, 4115380, 4999220, 8230760, 9998440, 37244189, 74488378, 148976756, 186220945, 297953512, 372441890, 744883780, 1489767560]

約数ペア:

[(1, 1489767560), (2, 744883780), (4, 372441890), (5, 297953512), (8, 186220945), (10, 148976756), (20, 74488378), (40, 37244189), (149, 9998440), (181, 8230760), (298, 4999220), (362, 4115380), (596, 2499610), (724, 2057690), (745, 1999688), (905, 1646152), (1192, 1249805), (1381, 1078760), (1448, 1028845), (1490, 999844), (1810, 823076), (2762, 539380), (2980, 499922), (3620, 411538), (5524, 269690), (5960, 249961), (6905, 215752), (7240, 205769), (11048, 134845), (13810, 107876), (26969, 55240), (27620, 53938)]