68372220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{162791}}^1$

素因数の和:162810

約数の個数: 48

約数和(自身を含む): 218792448

約数和(自身を除く): 150420228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 162791, 325582, 488373, 651164, 813955, 976746, 1139537, 1627910, 1953492, 2279074, 2441865, 3255820, 3418611, 4558148, 4883730, 5697685, 6837222, 9767460, 11395370, 13674444, 17093055, 22790740, 34186110, 68372220]

約数ペア:

[(1, 68372220), (2, 34186110), (3, 22790740), (4, 17093055), (5, 13674444), (6, 11395370), (7, 9767460), (10, 6837222), (12, 5697685), (14, 4883730), (15, 4558148), (20, 3418611), (21, 3255820), (28, 2441865), (30, 2279074), (35, 1953492), (42, 1627910), (60, 1139537), (70, 976746), (84, 813955), (105, 651164), (140, 488373), (210, 325582), (420, 162791)]