205747530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1\times {\mathrm{293}}^1$

素因数の和:655

約数の個数: 64

約数和(自身を含む): 502951680

約数和(自身を除く): 297204150

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 89, 178, 263, 267, 293, 445, 526, 534, 586, 789, 879, 890, 1315, 1335, 1465, 1578, 1758, 2630, 2670, 2930, 3945, 4395, 7890, 8790, 23407, 26077, 46814, 52154, 70221, 77059, 78231, 117035, 130385, 140442, 154118, 156462, 231177, 234070, 260770, 351105, 385295, 391155, 462354, 702210, 770590, 782310, 1155885, 2311770, 6858251, 13716502, 20574753, 34291255, 41149506, 68582510, 102873765, 205747530]

約数ペア:

[(1, 205747530), (2, 102873765), (3, 68582510), (5, 41149506), (6, 34291255), (10, 20574753), (15, 13716502), (30, 6858251), (89, 2311770), (178, 1155885), (263, 782310), (267, 770590), (293, 702210), (445, 462354), (526, 391155), (534, 385295), (586, 351105), (789, 260770), (879, 234070), (890, 231177), (1315, 156462), (1335, 154118), (1465, 140442), (1578, 130385), (1758, 117035), (2630, 78231), (2670, 77059), (2930, 70221), (3945, 52154), (4395, 46814), (7890, 26077), (8790, 23407)]