31646040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:273

約数の個数: 128

約数和(自身を含む): 100638720

約数和(自身を除く): 68992680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 47, 60, 62, 93, 94, 120, 124, 141, 155, 181, 186, 188, 235, 248, 282, 310, 362, 372, 376, 465, 470, 543, 564, 620, 705, 724, 744, 905, 930, 940, 1086, 1128, 1240, 1410, 1448, 1457, 1810, 1860, 1880, 2172, 2715, 2820, 2914, 3620, 3720, 4344, 4371, 5430, 5611, 5640, 5828, 7240, 7285, 8507, 8742, 10860, 11222, 11656, 14570, 16833, 17014, 17484, 21720, 21855, 22444, 25521, 28055, 29140, 33666, 34028, 34968, 42535, 43710, 44888, 51042, 56110, 58280, 67332, 68056, 84165, 85070, 87420, 102084, 112220, 127605, 134664, 168330, 170140, 174840, 204168, 224440, 255210, 263717, 336660, 340280, 510420, 527434, 673320, 791151, 1020840, 1054868, 1318585, 1582302, 2109736, 2637170, 3164604, 3955755, 5274340, 6329208, 7911510, 10548680, 15823020, 31646040]

約数ペア:

[(1, 31646040), (2, 15823020), (3, 10548680), (4, 7911510), (5, 6329208), (6, 5274340), (8, 3955755), (10, 3164604), (12, 2637170), (15, 2109736), (20, 1582302), (24, 1318585), (30, 1054868), (31, 1020840), (40, 791151), (47, 673320), (60, 527434), (62, 510420), (93, 340280), (94, 336660), (120, 263717), (124, 255210), (141, 224440), (155, 204168), (181, 174840), (186, 170140), (188, 168330), (235, 134664), (248, 127605), (282, 112220), (310, 102084), (362, 87420), (372, 85070), (376, 84165), (465, 68056), (470, 67332), (543, 58280), (564, 56110), (620, 51042), (705, 44888), (724, 43710), (744, 42535), (905, 34968), (930, 34028), (940, 33666), (1086, 29140), (1128, 28055), (1240, 25521), (1410, 22444), (1448, 21855), (1457, 21720), (1810, 17484), (1860, 17014), (1880, 16833), (2172, 14570), (2715, 11656), (2820, 11222), (2914, 10860), (3620, 8742), (3720, 8507), (4344, 7285), (4371, 7240), (5430, 5828), (5611, 5640)]