18311520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{38149}}^1$

素因数の和:38167

約数の個数: 48

約数和(自身を含む): 57682800

約数和(自身を除く): 39371280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 38149, 76298, 114447, 152596, 190745, 228894, 305192, 381490, 457788, 572235, 610384, 762980, 915576, 1144470, 1220768, 1525960, 1831152, 2288940, 3051920, 3662304, 4577880, 6103840, 9155760, 18311520]

約数ペア:

[(1, 18311520), (2, 9155760), (3, 6103840), (4, 4577880), (5, 3662304), (6, 3051920), (8, 2288940), (10, 1831152), (12, 1525960), (15, 1220768), (16, 1144470), (20, 915576), (24, 762980), (30, 610384), (32, 572235), (40, 457788), (48, 381490), (60, 305192), (80, 228894), (96, 190745), (120, 152596), (160, 114447), (240, 76298), (480, 38149)]