217531680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1979}}^1$

素因数の和:2226

約数の個数: 96

約数和(自身を含む): 688564800

約数和(自身を除く): 471033120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 229, 240, 458, 480, 687, 916, 1145, 1374, 1832, 1979, 2290, 2748, 3435, 3664, 3958, 4580, 5496, 5937, 6870, 7328, 7916, 9160, 9895, 10992, 11874, 13740, 15832, 18320, 19790, 21984, 23748, 27480, 29685, 31664, 36640, 39580, 47496, 54960, 59370, 63328, 79160, 94992, 109920, 118740, 158320, 189984, 237480, 316640, 453191, 474960, 906382, 949920, 1359573, 1812764, 2265955, 2719146, 3625528, 4531910, 5438292, 6797865, 7251056, 9063820, 10876584, 13595730, 14502112, 18127640, 21753168, 27191460, 36255280, 43506336, 54382920, 72510560, 108765840, 217531680]

約数ペア:

[(1, 217531680), (2, 108765840), (3, 72510560), (4, 54382920), (5, 43506336), (6, 36255280), (8, 27191460), (10, 21753168), (12, 18127640), (15, 14502112), (16, 13595730), (20, 10876584), (24, 9063820), (30, 7251056), (32, 6797865), (40, 5438292), (48, 4531910), (60, 3625528), (80, 2719146), (96, 2265955), (120, 1812764), (160, 1359573), (229, 949920), (240, 906382), (458, 474960), (480, 453191), (687, 316640), (916, 237480), (1145, 189984), (1374, 158320), (1832, 118740), (1979, 109920), (2290, 94992), (2748, 79160), (3435, 63328), (3664, 59370), (3958, 54960), (4580, 47496), (5496, 39580), (5937, 36640), (6870, 31664), (7328, 29685), (7916, 27480), (9160, 23748), (9895, 21984), (10992, 19790), (11874, 18320), (13740, 15832)]