691440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:126

約数の個数: 80

約数和(自身を含む): 2226048

約数和(自身を除く): 1534608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 67, 80, 86, 120, 129, 134, 172, 201, 215, 240, 258, 268, 335, 344, 402, 430, 516, 536, 645, 670, 688, 804, 860, 1005, 1032, 1072, 1290, 1340, 1608, 1720, 2010, 2064, 2580, 2680, 2881, 3216, 3440, 4020, 5160, 5360, 5762, 8040, 8643, 10320, 11524, 14405, 16080, 17286, 23048, 28810, 34572, 43215, 46096, 57620, 69144, 86430, 115240, 138288, 172860, 230480, 345720, 691440]

約数ペア:

[(1, 691440), (2, 345720), (3, 230480), (4, 172860), (5, 138288), (6, 115240), (8, 86430), (10, 69144), (12, 57620), (15, 46096), (16, 43215), (20, 34572), (24, 28810), (30, 23048), (40, 17286), (43, 16080), (48, 14405), (60, 11524), (67, 10320), (80, 8643), (86, 8040), (120, 5762), (129, 5360), (134, 5160), (172, 4020), (201, 3440), (215, 3216), (240, 2881), (258, 2680), (268, 2580), (335, 2064), (344, 2010), (402, 1720), (430, 1608), (516, 1340), (536, 1290), (645, 1072), (670, 1032), (688, 1005), (804, 860)]