17945640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{631}}^1$

素因数の和:727

約数の個数: 96

約数和(自身を含む): 59155200

約数和(自身を除く): 41209560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 79, 90, 120, 158, 180, 237, 316, 360, 395, 474, 631, 632, 711, 790, 948, 1185, 1262, 1422, 1580, 1893, 1896, 2370, 2524, 2844, 3155, 3160, 3555, 3786, 4740, 5048, 5679, 5688, 6310, 7110, 7572, 9465, 9480, 11358, 12620, 14220, 15144, 18930, 22716, 25240, 28395, 28440, 37860, 45432, 49849, 56790, 75720, 99698, 113580, 149547, 199396, 227160, 249245, 299094, 398792, 448641, 498490, 598188, 747735, 897282, 996980, 1196376, 1495470, 1794564, 1993960, 2243205, 2990940, 3589128, 4486410, 5981880, 8972820, 17945640]

約数ペア:

[(1, 17945640), (2, 8972820), (3, 5981880), (4, 4486410), (5, 3589128), (6, 2990940), (8, 2243205), (9, 1993960), (10, 1794564), (12, 1495470), (15, 1196376), (18, 996980), (20, 897282), (24, 747735), (30, 598188), (36, 498490), (40, 448641), (45, 398792), (60, 299094), (72, 249245), (79, 227160), (90, 199396), (120, 149547), (158, 113580), (180, 99698), (237, 75720), (316, 56790), (360, 49849), (395, 45432), (474, 37860), (631, 28440), (632, 28395), (711, 25240), (790, 22716), (948, 18930), (1185, 15144), (1262, 14220), (1422, 12620), (1580, 11358), (1893, 9480), (1896, 9465), (2370, 7572), (2524, 7110), (2844, 6310), (3155, 5688), (3160, 5679), (3555, 5048), (3786, 4740)]