15451980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15149}}^1$

素因数の和:15178

約数の個数: 48

約数和(自身を含む): 45813600

約数和(自身を除く): 30361620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 15149, 30298, 45447, 60596, 75745, 90894, 151490, 181788, 227235, 257533, 302980, 454470, 515066, 772599, 908940, 1030132, 1287665, 1545198, 2575330, 3090396, 3862995, 5150660, 7725990, 15451980]

約数ペア:

[(1, 15451980), (2, 7725990), (3, 5150660), (4, 3862995), (5, 3090396), (6, 2575330), (10, 1545198), (12, 1287665), (15, 1030132), (17, 908940), (20, 772599), (30, 515066), (34, 454470), (51, 302980), (60, 257533), (68, 227235), (85, 181788), (102, 151490), (170, 90894), (204, 75745), (255, 60596), (340, 45447), (510, 30298), (1020, 15149)]