28995960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{34519}}^1$

素因数の和:34540

約数の個数: 64

約数和(自身を含む): 99417600

約数和(自身を除く): 70421640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 34519, 69038, 103557, 138076, 172595, 207114, 241633, 276152, 345190, 414228, 483266, 517785, 690380, 724899, 828456, 966532, 1035570, 1208165, 1380760, 1449798, 1933064, 2071140, 2416330, 2899596, 3624495, 4142280, 4832660, 5799192, 7248990, 9665320, 14497980, 28995960]

約数ペア:

[(1, 28995960), (2, 14497980), (3, 9665320), (4, 7248990), (5, 5799192), (6, 4832660), (7, 4142280), (8, 3624495), (10, 2899596), (12, 2416330), (14, 2071140), (15, 1933064), (20, 1449798), (21, 1380760), (24, 1208165), (28, 1035570), (30, 966532), (35, 828456), (40, 724899), (42, 690380), (56, 517785), (60, 483266), (70, 414228), (84, 345190), (105, 276152), (120, 241633), (140, 207114), (168, 172595), (210, 138076), (280, 103557), (420, 69038), (840, 34519)]