810040280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{1721}}^1$

素因数の和:1821

約数の個数: 96

約数和(自身を含む): 2136244320

約数和(自身を除く): 1326204040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1435, 1640, 1681, 1721, 2296, 2870, 3362, 3442, 5740, 6724, 6884, 8405, 8605, 11480, 11767, 12047, 13448, 13768, 16810, 17210, 23534, 24094, 33620, 34420, 47068, 48188, 58835, 60235, 67240, 68840, 70561, 94136, 96376, 117670, 120470, 141122, 235340, 240940, 282244, 352805, 470680, 481880, 493927, 564488, 705610, 987854, 1411220, 1975708, 2469635, 2822440, 2893001, 3951416, 4939270, 5786002, 9878540, 11572004, 14465005, 19757080, 20251007, 23144008, 28930010, 40502014, 57860020, 81004028, 101255035, 115720040, 162008056, 202510070, 405020140, 810040280]

約数ペア:

[(1, 810040280), (2, 405020140), (4, 202510070), (5, 162008056), (7, 115720040), (8, 101255035), (10, 81004028), (14, 57860020), (20, 40502014), (28, 28930010), (35, 23144008), (40, 20251007), (41, 19757080), (56, 14465005), (70, 11572004), (82, 9878540), (140, 5786002), (164, 4939270), (205, 3951416), (280, 2893001), (287, 2822440), (328, 2469635), (410, 1975708), (574, 1411220), (820, 987854), (1148, 705610), (1435, 564488), (1640, 493927), (1681, 481880), (1721, 470680), (2296, 352805), (2870, 282244), (3362, 240940), (3442, 235340), (5740, 141122), (6724, 120470), (6884, 117670), (8405, 96376), (8605, 94136), (11480, 70561), (11767, 68840), (12047, 67240), (13448, 60235), (13768, 58835), (16810, 48188), (17210, 47068), (23534, 34420), (24094, 33620)]