190581080

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{2111}}^1$

素因数の和:2220

約数の個数: 64

約数和(自身を含む): 447828480

約数和(自身を除く): 257247400

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 61, 74, 122, 148, 185, 244, 296, 305, 370, 488, 610, 740, 1220, 1480, 2111, 2257, 2440, 4222, 4514, 8444, 9028, 10555, 11285, 16888, 18056, 21110, 22570, 42220, 45140, 78107, 84440, 90280, 128771, 156214, 257542, 312428, 390535, 515084, 624856, 643855, 781070, 1030168, 1287710, 1562140, 2575420, 3124280, 4764527, 5150840, 9529054, 19058108, 23822635, 38116216, 47645270, 95290540, 190581080]

約数ペア:

[(1, 190581080), (2, 95290540), (4, 47645270), (5, 38116216), (8, 23822635), (10, 19058108), (20, 9529054), (37, 5150840), (40, 4764527), (61, 3124280), (74, 2575420), (122, 1562140), (148, 1287710), (185, 1030168), (244, 781070), (296, 643855), (305, 624856), (370, 515084), (488, 390535), (610, 312428), (740, 257542), (1220, 156214), (1480, 128771), (2111, 90280), (2257, 84440), (2440, 78107), (4222, 45140), (4514, 42220), (8444, 22570), (9028, 21110), (10555, 18056), (11285, 16888)]