15311220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{883}}^1$

素因数の和:929

約数の個数: 72

約数和(自身を含む): 45593184

約数和(自身を除く): 30281964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 289, 340, 510, 578, 867, 883, 1020, 1156, 1445, 1734, 1766, 2649, 2890, 3468, 3532, 4335, 4415, 5298, 5780, 8670, 8830, 10596, 13245, 15011, 17340, 17660, 26490, 30022, 45033, 52980, 60044, 75055, 90066, 150110, 180132, 225165, 255187, 300220, 450330, 510374, 765561, 900660, 1020748, 1275935, 1531122, 2551870, 3062244, 3827805, 5103740, 7655610, 15311220]

約数ペア:

[(1, 15311220), (2, 7655610), (3, 5103740), (4, 3827805), (5, 3062244), (6, 2551870), (10, 1531122), (12, 1275935), (15, 1020748), (17, 900660), (20, 765561), (30, 510374), (34, 450330), (51, 300220), (60, 255187), (68, 225165), (85, 180132), (102, 150110), (170, 90066), (204, 75055), (255, 60044), (289, 52980), (340, 45033), (510, 30022), (578, 26490), (867, 17660), (883, 17340), (1020, 15011), (1156, 13245), (1445, 10596), (1734, 8830), (1766, 8670), (2649, 5780), (2890, 5298), (3468, 4415), (3532, 4335)]