354156908

素因数分解:

$2^2\times 7^2\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:415

約数の個数: 72

約数和(自身を含む): 740703600

約数和(自身を除く): 386546692

約数列:

[1, 2, 4, 7, 14, 28, 49, 67, 98, 134, 149, 181, 196, 268, 298, 362, 469, 596, 724, 938, 1043, 1267, 1876, 2086, 2534, 3283, 4172, 5068, 6566, 7301, 8869, 9983, 12127, 13132, 14602, 17738, 19966, 24254, 26969, 29204, 35476, 39932, 48508, 53938, 69881, 84889, 107876, 139762, 169778, 188783, 279524, 339556, 377566, 489167, 594223, 755132, 978334, 1188446, 1321481, 1806923, 1956668, 2376892, 2642962, 3613846, 5285924, 7227692, 12648461, 25296922, 50593844, 88539227, 177078454, 354156908]

約数ペア:

[(1, 354156908), (2, 177078454), (4, 88539227), (7, 50593844), (14, 25296922), (28, 12648461), (49, 7227692), (67, 5285924), (98, 3613846), (134, 2642962), (149, 2376892), (181, 1956668), (196, 1806923), (268, 1321481), (298, 1188446), (362, 978334), (469, 755132), (596, 594223), (724, 489167), (938, 377566), (1043, 339556), (1267, 279524), (1876, 188783), (2086, 169778), (2534, 139762), (3283, 107876), (4172, 84889), (5068, 69881), (6566, 53938), (7301, 48508), (8869, 39932), (9983, 35476), (12127, 29204), (13132, 26969), (14602, 24254), (17738, 19966)]