15500010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:483

約数の個数: 64

約数和(自身を含む): 39813120

約数和(自身を除く): 24313110

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 71, 95, 114, 142, 190, 213, 285, 355, 383, 426, 570, 710, 766, 1065, 1149, 1349, 1915, 2130, 2298, 2698, 3830, 4047, 5745, 6745, 7277, 8094, 11490, 13490, 14554, 20235, 21831, 27193, 36385, 40470, 43662, 54386, 72770, 81579, 109155, 135965, 163158, 218310, 271930, 407895, 516667, 815790, 1033334, 1550001, 2583335, 3100002, 5166670, 7750005, 15500010]

約数ペア:

[(1, 15500010), (2, 7750005), (3, 5166670), (5, 3100002), (6, 2583335), (10, 1550001), (15, 1033334), (19, 815790), (30, 516667), (38, 407895), (57, 271930), (71, 218310), (95, 163158), (114, 135965), (142, 109155), (190, 81579), (213, 72770), (285, 54386), (355, 43662), (383, 40470), (426, 36385), (570, 27193), (710, 21831), (766, 20235), (1065, 14554), (1149, 13490), (1349, 11490), (1915, 8094), (2130, 7277), (2298, 6745), (2698, 5745), (3830, 4047)]