69979920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{6781}}^1$

素因数の和:6840

約数の個数: 80

約数和(自身を含む): 222015552

約数和(自身を除く): 152035632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 6781, 10320, 13562, 20343, 27124, 33905, 40686, 54248, 67810, 81372, 101715, 108496, 135620, 162744, 203430, 271240, 291583, 325488, 406860, 542480, 583166, 813720, 874749, 1166332, 1457915, 1627440, 1749498, 2332664, 2915830, 3498996, 4373745, 4665328, 5831660, 6997992, 8747490, 11663320, 13995984, 17494980, 23326640, 34989960, 69979920]

約数ペア:

[(1, 69979920), (2, 34989960), (3, 23326640), (4, 17494980), (5, 13995984), (6, 11663320), (8, 8747490), (10, 6997992), (12, 5831660), (15, 4665328), (16, 4373745), (20, 3498996), (24, 2915830), (30, 2332664), (40, 1749498), (43, 1627440), (48, 1457915), (60, 1166332), (80, 874749), (86, 813720), (120, 583166), (129, 542480), (172, 406860), (215, 325488), (240, 291583), (258, 271240), (344, 203430), (430, 162744), (516, 135620), (645, 108496), (688, 101715), (860, 81372), (1032, 67810), (1290, 54248), (1720, 40686), (2064, 33905), (2580, 27124), (3440, 20343), (5160, 13562), (6781, 10320)]