210814552

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:185

約数の個数: 128

約数和(自身を含む): 479001600

約数和(自身を除く): 268187048

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 43, 47, 52, 59, 68, 86, 94, 104, 118, 136, 172, 188, 221, 236, 344, 376, 442, 472, 559, 611, 731, 767, 799, 884, 1003, 1118, 1222, 1462, 1534, 1598, 1768, 2006, 2021, 2236, 2444, 2537, 2773, 2924, 3068, 3196, 4012, 4042, 4472, 4888, 5074, 5546, 5848, 6136, 6392, 8024, 8084, 9503, 10148, 10387, 11092, 13039, 16168, 19006, 20296, 20774, 22184, 26078, 26273, 32981, 34357, 36049, 38012, 41548, 43129, 47141, 52156, 52546, 65962, 68714, 72098, 76024, 83096, 86258, 94282, 104312, 105092, 119239, 131924, 137428, 144196, 172516, 188564, 210184, 238478, 263848, 274856, 288392, 345032, 377128, 446641, 476956, 560677, 612833, 893282, 953912, 1121354, 1225666, 1550107, 1786564, 2027063, 2242708, 2451332, 3100214, 3573128, 4054126, 4485416, 4902664, 6200428, 8108252, 12400856, 16216504, 26351819, 52703638, 105407276, 210814552]

約数ペア:

[(1, 210814552), (2, 105407276), (4, 52703638), (8, 26351819), (13, 16216504), (17, 12400856), (26, 8108252), (34, 6200428), (43, 4902664), (47, 4485416), (52, 4054126), (59, 3573128), (68, 3100214), (86, 2451332), (94, 2242708), (104, 2027063), (118, 1786564), (136, 1550107), (172, 1225666), (188, 1121354), (221, 953912), (236, 893282), (344, 612833), (376, 560677), (442, 476956), (472, 446641), (559, 377128), (611, 345032), (731, 288392), (767, 274856), (799, 263848), (884, 238478), (1003, 210184), (1118, 188564), (1222, 172516), (1462, 144196), (1534, 137428), (1598, 131924), (1768, 119239), (2006, 105092), (2021, 104312), (2236, 94282), (2444, 86258), (2537, 83096), (2773, 76024), (2924, 72098), (3068, 68714), (3196, 65962), (4012, 52546), (4042, 52156), (4472, 47141), (4888, 43129), (5074, 41548), (5546, 38012), (5848, 36049), (6136, 34357), (6392, 32981), (8024, 26273), (8084, 26078), (9503, 22184), (10148, 20774), (10387, 20296), (11092, 19006), (13039, 16168)]