161241486

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:238

約数の個数: 128

約数和(自身を含む): 410910720

約数和(自身を除く): 249669234

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 37, 38, 42, 43, 57, 74, 86, 111, 114, 127, 129, 133, 222, 254, 258, 259, 266, 301, 381, 399, 518, 602, 703, 762, 777, 798, 817, 889, 903, 1406, 1554, 1591, 1634, 1778, 1806, 2109, 2413, 2451, 2667, 3182, 4218, 4699, 4773, 4826, 4902, 4921, 5334, 5461, 5719, 7239, 9398, 9546, 9842, 10922, 11137, 11438, 14097, 14478, 14763, 16383, 16891, 17157, 22274, 28194, 29526, 30229, 32766, 32893, 33411, 33782, 34314, 38227, 50673, 60458, 65786, 66822, 76454, 89281, 90687, 98679, 101346, 103759, 114681, 178562, 181374, 197358, 202057, 207518, 211603, 229362, 267843, 311277, 404114, 423206, 535686, 606171, 622554, 624967, 634809, 726313, 1212342, 1249934, 1269618, 1414399, 1452626, 1874901, 2178939, 2828798, 3749802, 3839083, 4243197, 4357878, 7678166, 8486394, 11517249, 23034498, 26873581, 53747162, 80620743, 161241486]

約数ペア:

[(1, 161241486), (2, 80620743), (3, 53747162), (6, 26873581), (7, 23034498), (14, 11517249), (19, 8486394), (21, 7678166), (37, 4357878), (38, 4243197), (42, 3839083), (43, 3749802), (57, 2828798), (74, 2178939), (86, 1874901), (111, 1452626), (114, 1414399), (127, 1269618), (129, 1249934), (133, 1212342), (222, 726313), (254, 634809), (258, 624967), (259, 622554), (266, 606171), (301, 535686), (381, 423206), (399, 404114), (518, 311277), (602, 267843), (703, 229362), (762, 211603), (777, 207518), (798, 202057), (817, 197358), (889, 181374), (903, 178562), (1406, 114681), (1554, 103759), (1591, 101346), (1634, 98679), (1778, 90687), (1806, 89281), (2109, 76454), (2413, 66822), (2451, 65786), (2667, 60458), (3182, 50673), (4218, 38227), (4699, 34314), (4773, 33782), (4826, 33411), (4902, 32893), (4921, 32766), (5334, 30229), (5461, 29526), (5719, 28194), (7239, 22274), (9398, 17157), (9546, 16891), (9842, 16383), (10922, 14763), (11137, 14478), (11438, 14097)]