31243440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^2$

素因数の和:179

約数の個数: 120

約数和(自身を含む): 101712240

約数和(自身を除く): 70468800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 67, 80, 87, 116, 120, 134, 145, 174, 201, 232, 240, 268, 290, 335, 348, 402, 435, 464, 536, 580, 670, 696, 804, 870, 1005, 1072, 1160, 1340, 1392, 1608, 1740, 1943, 2010, 2320, 2680, 3216, 3480, 3886, 4020, 4489, 5360, 5829, 6960, 7772, 8040, 8978, 9715, 11658, 13467, 15544, 16080, 17956, 19430, 22445, 23316, 26934, 29145, 31088, 35912, 38860, 44890, 46632, 53868, 58290, 67335, 71824, 77720, 89780, 93264, 107736, 116580, 130181, 134670, 155440, 179560, 215472, 233160, 260362, 269340, 359120, 390543, 466320, 520724, 538680, 650905, 781086, 1041448, 1077360, 1301810, 1562172, 1952715, 2082896, 2603620, 3124344, 3905430, 5207240, 6248688, 7810860, 10414480, 15621720, 31243440]

約数ペア:

[(1, 31243440), (2, 15621720), (3, 10414480), (4, 7810860), (5, 6248688), (6, 5207240), (8, 3905430), (10, 3124344), (12, 2603620), (15, 2082896), (16, 1952715), (20, 1562172), (24, 1301810), (29, 1077360), (30, 1041448), (40, 781086), (48, 650905), (58, 538680), (60, 520724), (67, 466320), (80, 390543), (87, 359120), (116, 269340), (120, 260362), (134, 233160), (145, 215472), (174, 179560), (201, 155440), (232, 134670), (240, 130181), (268, 116580), (290, 107736), (335, 93264), (348, 89780), (402, 77720), (435, 71824), (464, 67335), (536, 58290), (580, 53868), (670, 46632), (696, 44890), (804, 38860), (870, 35912), (1005, 31088), (1072, 29145), (1160, 26934), (1340, 23316), (1392, 22445), (1608, 19430), (1740, 17956), (1943, 16080), (2010, 15544), (2320, 13467), (2680, 11658), (3216, 9715), (3480, 8978), (3886, 8040), (4020, 7772), (4489, 6960), (5360, 5829)]