80568240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:307

約数の個数: 160

約数和(自身を含む): 263721216

約数和(自身を除く): 183152976

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 43, 48, 60, 74, 80, 86, 111, 120, 129, 148, 172, 185, 211, 215, 222, 240, 258, 296, 344, 370, 422, 430, 444, 516, 555, 592, 633, 645, 688, 740, 844, 860, 888, 1032, 1055, 1110, 1266, 1290, 1480, 1591, 1688, 1720, 1776, 2064, 2110, 2220, 2532, 2580, 2960, 3165, 3182, 3376, 3440, 4220, 4440, 4773, 5064, 5160, 6330, 6364, 7807, 7955, 8440, 8880, 9073, 9546, 10128, 10320, 12660, 12728, 15614, 15910, 16880, 18146, 19092, 23421, 23865, 25320, 25456, 27219, 31228, 31820, 36292, 38184, 39035, 45365, 46842, 47730, 50640, 54438, 62456, 63640, 72584, 76368, 78070, 90730, 93684, 95460, 108876, 117105, 124912, 127280, 136095, 145168, 156140, 181460, 187368, 190920, 217752, 234210, 272190, 312280, 335701, 362920, 374736, 381840, 435504, 468420, 544380, 624560, 671402, 725840, 936840, 1007103, 1088760, 1342804, 1678505, 1873680, 2014206, 2177520, 2685608, 3357010, 4028412, 5035515, 5371216, 6714020, 8056824, 10071030, 13428040, 16113648, 20142060, 26856080, 40284120, 80568240]

約数ペア:

[(1, 80568240), (2, 40284120), (3, 26856080), (4, 20142060), (5, 16113648), (6, 13428040), (8, 10071030), (10, 8056824), (12, 6714020), (15, 5371216), (16, 5035515), (20, 4028412), (24, 3357010), (30, 2685608), (37, 2177520), (40, 2014206), (43, 1873680), (48, 1678505), (60, 1342804), (74, 1088760), (80, 1007103), (86, 936840), (111, 725840), (120, 671402), (129, 624560), (148, 544380), (172, 468420), (185, 435504), (211, 381840), (215, 374736), (222, 362920), (240, 335701), (258, 312280), (296, 272190), (344, 234210), (370, 217752), (422, 190920), (430, 187368), (444, 181460), (516, 156140), (555, 145168), (592, 136095), (633, 127280), (645, 124912), (688, 117105), (740, 108876), (844, 95460), (860, 93684), (888, 90730), (1032, 78070), (1055, 76368), (1110, 72584), (1266, 63640), (1290, 62456), (1480, 54438), (1591, 50640), (1688, 47730), (1720, 46842), (1776, 45365), (2064, 39035), (2110, 38184), (2220, 36292), (2532, 31820), (2580, 31228), (2960, 27219), (3165, 25456), (3182, 25320), (3376, 23865), (3440, 23421), (4220, 19092), (4440, 18146), (4773, 16880), (5064, 15910), (5160, 15614), (6330, 12728), (6364, 12660), (7807, 10320), (7955, 10128), (8440, 9546), (8880, 9073)]