142474480

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{499}}^1$

素因数の和:638

約数の個数: 80

約数和(自身を含む): 343728000

約数和(自身を除く): 201253520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 83, 86, 166, 172, 215, 332, 344, 415, 430, 499, 664, 688, 830, 860, 998, 1328, 1660, 1720, 1996, 2495, 3320, 3440, 3569, 3992, 4990, 6640, 7138, 7984, 9980, 14276, 17845, 19960, 21457, 28552, 35690, 39920, 41417, 42914, 57104, 71380, 82834, 85828, 107285, 142760, 165668, 171656, 207085, 214570, 285520, 331336, 343312, 414170, 429140, 662672, 828340, 858280, 1656680, 1716560, 1780931, 3313360, 3561862, 7123724, 8904655, 14247448, 17809310, 28494896, 35618620, 71237240, 142474480]

約数ペア:

[(1, 142474480), (2, 71237240), (4, 35618620), (5, 28494896), (8, 17809310), (10, 14247448), (16, 8904655), (20, 7123724), (40, 3561862), (43, 3313360), (80, 1780931), (83, 1716560), (86, 1656680), (166, 858280), (172, 828340), (215, 662672), (332, 429140), (344, 414170), (415, 343312), (430, 331336), (499, 285520), (664, 214570), (688, 207085), (830, 171656), (860, 165668), (998, 142760), (1328, 107285), (1660, 85828), (1720, 82834), (1996, 71380), (2495, 57104), (3320, 42914), (3440, 41417), (3569, 39920), (3992, 35690), (4990, 28552), (6640, 21457), (7138, 19960), (7984, 17845), (9980, 14276)]