209980764

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{487}}^1$

素因数の和:592

約数の個数: 144

約数和(自身を含む): 639475200

約数和(自身を除く): 429494436

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 59, 63, 84, 87, 116, 118, 126, 174, 177, 203, 236, 252, 261, 348, 354, 406, 413, 487, 522, 531, 609, 708, 812, 826, 974, 1044, 1062, 1218, 1239, 1461, 1652, 1711, 1827, 1948, 2124, 2436, 2478, 2922, 3409, 3422, 3654, 3717, 4383, 4956, 5133, 5844, 6818, 6844, 7308, 7434, 8766, 10227, 10266, 11977, 13636, 14123, 14868, 15399, 17532, 20454, 20532, 23954, 28246, 28733, 30681, 30798, 35931, 40908, 42369, 47908, 56492, 57466, 61362, 61596, 71862, 84738, 86199, 98861, 107793, 114932, 122724, 127107, 143724, 169476, 172398, 197722, 201131, 215586, 254214, 258597, 296583, 344796, 395444, 402262, 431172, 508428, 517194, 593166, 603393, 804524, 833257, 889749, 1034388, 1186332, 1206786, 1666514, 1779498, 1810179, 2413572, 2499771, 3333028, 3558996, 3620358, 4999542, 5832799, 7240716, 7499313, 9999084, 11665598, 14998626, 17498397, 23331196, 29997252, 34996794, 52495191, 69993588, 104990382, 209980764]

約数ペア:

[(1, 209980764), (2, 104990382), (3, 69993588), (4, 52495191), (6, 34996794), (7, 29997252), (9, 23331196), (12, 17498397), (14, 14998626), (18, 11665598), (21, 9999084), (28, 7499313), (29, 7240716), (36, 5832799), (42, 4999542), (58, 3620358), (59, 3558996), (63, 3333028), (84, 2499771), (87, 2413572), (116, 1810179), (118, 1779498), (126, 1666514), (174, 1206786), (177, 1186332), (203, 1034388), (236, 889749), (252, 833257), (261, 804524), (348, 603393), (354, 593166), (406, 517194), (413, 508428), (487, 431172), (522, 402262), (531, 395444), (609, 344796), (708, 296583), (812, 258597), (826, 254214), (974, 215586), (1044, 201131), (1062, 197722), (1218, 172398), (1239, 169476), (1461, 143724), (1652, 127107), (1711, 122724), (1827, 114932), (1948, 107793), (2124, 98861), (2436, 86199), (2478, 84738), (2922, 71862), (3409, 61596), (3422, 61362), (3654, 57466), (3717, 56492), (4383, 47908), (4956, 42369), (5133, 40908), (5844, 35931), (6818, 30798), (6844, 30681), (7308, 28733), (7434, 28246), (8766, 23954), (10227, 20532), (10266, 20454), (11977, 17532), (13636, 15399), (14123, 14868)]