201478728

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{4861}}^1$

素因数の和:5038

約数の個数: 64

約数和(自身を含む): 553101120

約数和(自身を除く): 351622392

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 157, 264, 314, 471, 628, 942, 1256, 1727, 1884, 3454, 3768, 4861, 5181, 6908, 9722, 10362, 13816, 14583, 19444, 20724, 29166, 38888, 41448, 53471, 58332, 106942, 116664, 160413, 213884, 320826, 427768, 641652, 763177, 1283304, 1526354, 2289531, 3052708, 4579062, 6105416, 8394947, 9158124, 16789894, 18316248, 25184841, 33579788, 50369682, 67159576, 100739364, 201478728]

約数ペア:

[(1, 201478728), (2, 100739364), (3, 67159576), (4, 50369682), (6, 33579788), (8, 25184841), (11, 18316248), (12, 16789894), (22, 9158124), (24, 8394947), (33, 6105416), (44, 4579062), (66, 3052708), (88, 2289531), (132, 1526354), (157, 1283304), (264, 763177), (314, 641652), (471, 427768), (628, 320826), (942, 213884), (1256, 160413), (1727, 116664), (1884, 106942), (3454, 58332), (3768, 53471), (4861, 41448), (5181, 38888), (6908, 29166), (9722, 20724), (10362, 19444), (13816, 14583)]