322528860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{25237}}^1$

素因数の和:25323

約数の個数: 72

約数和(自身を含む): 992156256

約数和(自身を除く): 669627396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 25237, 50474, 75711, 100948, 126185, 151422, 227133, 252370, 302844, 378555, 454266, 504740, 757110, 908532, 1135665, 1514220, 1791827, 2271330, 3583654, 4542660, 5375481, 7167308, 8959135, 10750962, 16126443, 17918270, 21501924, 26877405, 32252886, 35836540, 53754810, 64505772, 80632215, 107509620, 161264430, 322528860]

約数ペア:

[(1, 322528860), (2, 161264430), (3, 107509620), (4, 80632215), (5, 64505772), (6, 53754810), (9, 35836540), (10, 32252886), (12, 26877405), (15, 21501924), (18, 17918270), (20, 16126443), (30, 10750962), (36, 8959135), (45, 7167308), (60, 5375481), (71, 4542660), (90, 3583654), (142, 2271330), (180, 1791827), (213, 1514220), (284, 1135665), (355, 908532), (426, 757110), (639, 504740), (710, 454266), (852, 378555), (1065, 302844), (1278, 252370), (1420, 227133), (2130, 151422), (2556, 126185), (3195, 100948), (4260, 75711), (6390, 50474), (12780, 25237)]