320861100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{152791}}^1$

素因数の和:152815

約数の個数: 72

約数和(自身を含む): 1060987648

約数和(自身を除く): 740126548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 152791, 305582, 458373, 611164, 763955, 916746, 1069537, 1527910, 1833492, 2139074, 2291865, 3055820, 3208611, 3819775, 4278148, 4583730, 5347685, 6417222, 7639550, 9167460, 10695370, 11459325, 12834444, 15279100, 16043055, 21390740, 22918650, 26738425, 32086110, 45837300, 53476850, 64172220, 80215275, 106953700, 160430550, 320861100]

約数ペア:

[(1, 320861100), (2, 160430550), (3, 106953700), (4, 80215275), (5, 64172220), (6, 53476850), (7, 45837300), (10, 32086110), (12, 26738425), (14, 22918650), (15, 21390740), (20, 16043055), (21, 15279100), (25, 12834444), (28, 11459325), (30, 10695370), (35, 9167460), (42, 7639550), (50, 6417222), (60, 5347685), (70, 4583730), (75, 4278148), (84, 3819775), (100, 3208611), (105, 3055820), (140, 2291865), (150, 2139074), (175, 1833492), (210, 1527910), (300, 1069537), (350, 916746), (420, 763955), (525, 611164), (700, 458373), (1050, 305582), (2100, 152791)]