257975340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{36131}}^1$

素因数の和:36167

約数の個数: 96

約数和(自身を含む): 874105344

約数和(自身を除く): 616130004

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 3570, 7140, 36131, 72262, 108393, 144524, 180655, 216786, 252917, 361310, 433572, 505834, 541965, 614227, 722620, 758751, 1011668, 1083930, 1228454, 1264585, 1517502, 1842681, 2167860, 2456908, 2529170, 3035004, 3071135, 3685362, 3793755, 4299589, 5058340, 6142270, 7370724, 7587510, 8599178, 9213405, 12284540, 12898767, 15175020, 17198356, 18426810, 21497945, 25797534, 36853620, 42995890, 51595068, 64493835, 85991780, 128987670, 257975340]

約数ペア:

[(1, 257975340), (2, 128987670), (3, 85991780), (4, 64493835), (5, 51595068), (6, 42995890), (7, 36853620), (10, 25797534), (12, 21497945), (14, 18426810), (15, 17198356), (17, 15175020), (20, 12898767), (21, 12284540), (28, 9213405), (30, 8599178), (34, 7587510), (35, 7370724), (42, 6142270), (51, 5058340), (60, 4299589), (68, 3793755), (70, 3685362), (84, 3071135), (85, 3035004), (102, 2529170), (105, 2456908), (119, 2167860), (140, 1842681), (170, 1517502), (204, 1264585), (210, 1228454), (238, 1083930), (255, 1011668), (340, 758751), (357, 722620), (420, 614227), (476, 541965), (510, 505834), (595, 433572), (714, 361310), (1020, 252917), (1190, 216786), (1428, 180655), (1785, 144524), (2380, 108393), (3570, 72262), (7140, 36131)]