249690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:87

約数の個数: 64

約数和(自身を含む): 725760

約数和(自身を除く): 476070

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 35, 41, 42, 58, 70, 82, 87, 105, 123, 145, 174, 203, 205, 210, 246, 287, 290, 406, 410, 435, 574, 609, 615, 861, 870, 1015, 1189, 1218, 1230, 1435, 1722, 2030, 2378, 2870, 3045, 3567, 4305, 5945, 6090, 7134, 8323, 8610, 11890, 16646, 17835, 24969, 35670, 41615, 49938, 83230, 124845, 249690]

約数ペア:

[(1, 249690), (2, 124845), (3, 83230), (5, 49938), (6, 41615), (7, 35670), (10, 24969), (14, 17835), (15, 16646), (21, 11890), (29, 8610), (30, 8323), (35, 7134), (41, 6090), (42, 5945), (58, 4305), (70, 3567), (82, 3045), (87, 2870), (105, 2378), (123, 2030), (145, 1722), (174, 1435), (203, 1230), (205, 1218), (210, 1189), (246, 1015), (287, 870), (290, 861), (406, 615), (410, 609), (435, 574)]