40284120

素因数分解:

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

素因数の和:305

約数の個数: 128

約数和(自身を含む): 127607040

約数和(自身を除く): 87322920

約数列:

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

約数ペア:

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