138540720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{7307}}^1$

素因数の和:7402

約数の個数: 80

約数和(自身を含む): 434972160

約数和(自身を除く): 296431440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 790, 948, 1185, 1264, 1580, 1896, 2370, 3160, 3792, 4740, 6320, 7307, 9480, 14614, 18960, 21921, 29228, 36535, 43842, 58456, 73070, 87684, 109605, 116912, 146140, 175368, 219210, 292280, 350736, 438420, 577253, 584560, 876840, 1154506, 1731759, 1753680, 2309012, 2886265, 3463518, 4618024, 5772530, 6927036, 8658795, 9236048, 11545060, 13854072, 17317590, 23090120, 27708144, 34635180, 46180240, 69270360, 138540720]

約数ペア:

[(1, 138540720), (2, 69270360), (3, 46180240), (4, 34635180), (5, 27708144), (6, 23090120), (8, 17317590), (10, 13854072), (12, 11545060), (15, 9236048), (16, 8658795), (20, 6927036), (24, 5772530), (30, 4618024), (40, 3463518), (48, 2886265), (60, 2309012), (79, 1753680), (80, 1731759), (120, 1154506), (158, 876840), (237, 584560), (240, 577253), (316, 438420), (395, 350736), (474, 292280), (632, 219210), (790, 175368), (948, 146140), (1185, 116912), (1264, 109605), (1580, 87684), (1896, 73070), (2370, 58456), (3160, 43842), (3792, 36535), (4740, 29228), (6320, 21921), (7307, 18960), (9480, 14614)]