209672442

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:305

約数の個数: 128

約数和(自身を含む): 555448320

約数和(自身を除く): 345775878

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 41, 42, 54, 63, 82, 83, 123, 126, 163, 166, 189, 246, 249, 287, 326, 369, 378, 489, 498, 574, 581, 738, 747, 861, 978, 1107, 1141, 1162, 1467, 1494, 1722, 1743, 2214, 2241, 2282, 2583, 2934, 3403, 3423, 3486, 4401, 4482, 5166, 5229, 6683, 6806, 6846, 7749, 8802, 10209, 10269, 10458, 13366, 13529, 15498, 15687, 20049, 20418, 20538, 23821, 27058, 30627, 30807, 31374, 40098, 40587, 46781, 47642, 60147, 61254, 61614, 71463, 81174, 91881, 93562, 94703, 120294, 121761, 140343, 142926, 180441, 183762, 189406, 214389, 243522, 280686, 284109, 360882, 365283, 421029, 428778, 554689, 568218, 643167, 730566, 842058, 852327, 1109378, 1263087, 1286334, 1664067, 1704654, 2526174, 2556981, 3328134, 3882823, 4992201, 5113962, 7765646, 9984402, 11648469, 14976603, 23296938, 29953206, 34945407, 69890814, 104836221, 209672442]

約数ペア:

[(1, 209672442), (2, 104836221), (3, 69890814), (6, 34945407), (7, 29953206), (9, 23296938), (14, 14976603), (18, 11648469), (21, 9984402), (27, 7765646), (41, 5113962), (42, 4992201), (54, 3882823), (63, 3328134), (82, 2556981), (83, 2526174), (123, 1704654), (126, 1664067), (163, 1286334), (166, 1263087), (189, 1109378), (246, 852327), (249, 842058), (287, 730566), (326, 643167), (369, 568218), (378, 554689), (489, 428778), (498, 421029), (574, 365283), (581, 360882), (738, 284109), (747, 280686), (861, 243522), (978, 214389), (1107, 189406), (1141, 183762), (1162, 180441), (1467, 142926), (1494, 140343), (1722, 121761), (1743, 120294), (2214, 94703), (2241, 93562), (2282, 91881), (2583, 81174), (2934, 71463), (3403, 61614), (3423, 61254), (3486, 60147), (4401, 47642), (4482, 46781), (5166, 40587), (5229, 40098), (6683, 31374), (6806, 30807), (6846, 30627), (7749, 27058), (8802, 23821), (10209, 20538), (10269, 20418), (10458, 20049), (13366, 15687), (13529, 15498)]