780486540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{72671}}^1$

素因数の和:72862

約数の個数: 48

約数和(自身を含む): 2197601280

約数和(自身を除く): 1417114740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 179, 358, 537, 716, 895, 1074, 1790, 2148, 2685, 3580, 5370, 10740, 72671, 145342, 218013, 290684, 363355, 436026, 726710, 872052, 1090065, 1453420, 2180130, 4360260, 13008109, 26016218, 39024327, 52032436, 65040545, 78048654, 130081090, 156097308, 195121635, 260162180, 390243270, 780486540]

約数ペア:

[(1, 780486540), (2, 390243270), (3, 260162180), (4, 195121635), (5, 156097308), (6, 130081090), (10, 78048654), (12, 65040545), (15, 52032436), (20, 39024327), (30, 26016218), (60, 13008109), (179, 4360260), (358, 2180130), (537, 1453420), (716, 1090065), (895, 872052), (1074, 726710), (1790, 436026), (2148, 363355), (2685, 290684), (3580, 218013), (5370, 145342), (10740, 72671)]