40275760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:155

約数の個数: 160

約数和(自身を含む): 115706880

約数和(自身を除く): 75431120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 53, 56, 59, 70, 80, 92, 106, 112, 115, 118, 140, 161, 184, 212, 230, 236, 265, 280, 295, 322, 368, 371, 413, 424, 460, 472, 530, 560, 590, 644, 742, 805, 826, 848, 920, 944, 1060, 1180, 1219, 1288, 1357, 1484, 1610, 1652, 1840, 1855, 2065, 2120, 2360, 2438, 2576, 2714, 2968, 3127, 3220, 3304, 3710, 4130, 4240, 4720, 4876, 5428, 5936, 6095, 6254, 6440, 6608, 6785, 7420, 8260, 8533, 9499, 9752, 10856, 12190, 12508, 12880, 13570, 14840, 15635, 16520, 17066, 18998, 19504, 21712, 21889, 24380, 25016, 27140, 29680, 31270, 33040, 34132, 37996, 42665, 43778, 47495, 48760, 50032, 54280, 62540, 68264, 71921, 75992, 85330, 87556, 94990, 97520, 108560, 109445, 125080, 136528, 143842, 151984, 170660, 175112, 189980, 218890, 250160, 287684, 341320, 350224, 359605, 379960, 437780, 503447, 575368, 682640, 719210, 759920, 875560, 1006894, 1150736, 1438420, 1751120, 2013788, 2517235, 2876840, 4027576, 5034470, 5753680, 8055152, 10068940, 20137880, 40275760]

約数ペア:

[(1, 40275760), (2, 20137880), (4, 10068940), (5, 8055152), (7, 5753680), (8, 5034470), (10, 4027576), (14, 2876840), (16, 2517235), (20, 2013788), (23, 1751120), (28, 1438420), (35, 1150736), (40, 1006894), (46, 875560), (53, 759920), (56, 719210), (59, 682640), (70, 575368), (80, 503447), (92, 437780), (106, 379960), (112, 359605), (115, 350224), (118, 341320), (140, 287684), (161, 250160), (184, 218890), (212, 189980), (230, 175112), (236, 170660), (265, 151984), (280, 143842), (295, 136528), (322, 125080), (368, 109445), (371, 108560), (413, 97520), (424, 94990), (460, 87556), (472, 85330), (530, 75992), (560, 71921), (590, 68264), (644, 62540), (742, 54280), (805, 50032), (826, 48760), (848, 47495), (920, 43778), (944, 42665), (1060, 37996), (1180, 34132), (1219, 33040), (1288, 31270), (1357, 29680), (1484, 27140), (1610, 25016), (1652, 24380), (1840, 21889), (1855, 21712), (2065, 19504), (2120, 18998), (2360, 17066), (2438, 16520), (2576, 15635), (2714, 14840), (2968, 13570), (3127, 12880), (3220, 12508), (3304, 12190), (3710, 10856), (4130, 9752), (4240, 9499), (4720, 8533), (4876, 8260), (5428, 7420), (5936, 6785), (6095, 6608), (6254, 6440)]