409539928

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 966712320

約数和(自身を除く): 557172392

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 71, 73, 83, 119, 136, 142, 146, 166, 238, 284, 292, 332, 476, 497, 511, 568, 581, 584, 664, 952, 994, 1022, 1162, 1207, 1241, 1411, 1988, 2044, 2324, 2414, 2482, 2822, 3976, 4088, 4648, 4828, 4964, 5183, 5644, 5893, 6059, 8449, 8687, 9656, 9877, 9928, 10366, 11288, 11786, 12118, 16898, 17374, 19754, 20732, 23572, 24236, 33796, 34748, 36281, 39508, 41251, 41464, 42413, 47144, 48472, 67592, 69496, 72562, 79016, 82502, 84826, 88111, 100181, 103003, 145124, 165004, 169652, 176222, 200362, 206006, 290248, 330008, 339304, 352444, 400724, 412012, 430189, 616777, 701267, 704888, 721021, 801448, 824024, 860378, 1233554, 1402534, 1442042, 1720756, 2467108, 2805068, 2884084, 3011323, 3441512, 4934216, 5610136, 5768168, 6022646, 7313213, 12045292, 14626426, 24090584, 29252852, 51192491, 58505704, 102384982, 204769964, 409539928]

約数ペア:

[(1, 409539928), (2, 204769964), (4, 102384982), (7, 58505704), (8, 51192491), (14, 29252852), (17, 24090584), (28, 14626426), (34, 12045292), (56, 7313213), (68, 6022646), (71, 5768168), (73, 5610136), (83, 4934216), (119, 3441512), (136, 3011323), (142, 2884084), (146, 2805068), (166, 2467108), (238, 1720756), (284, 1442042), (292, 1402534), (332, 1233554), (476, 860378), (497, 824024), (511, 801448), (568, 721021), (581, 704888), (584, 701267), (664, 616777), (952, 430189), (994, 412012), (1022, 400724), (1162, 352444), (1207, 339304), (1241, 330008), (1411, 290248), (1988, 206006), (2044, 200362), (2324, 176222), (2414, 169652), (2482, 165004), (2822, 145124), (3976, 103003), (4088, 100181), (4648, 88111), (4828, 84826), (4964, 82502), (5183, 79016), (5644, 72562), (5893, 69496), (6059, 67592), (8449, 48472), (8687, 47144), (9656, 42413), (9877, 41464), (9928, 41251), (10366, 39508), (11288, 36281), (11786, 34748), (12118, 33796), (16898, 24236), (17374, 23572), (19754, 20732)]