390150320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{1609}}^1$

素因数の和:2062

約数の個数: 80

約数和(自身を含む): 1039725120

約数和(自身を除く): 649574800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 433, 560, 866, 1609, 1732, 2165, 3031, 3218, 3464, 4330, 6062, 6436, 6928, 8045, 8660, 11263, 12124, 12872, 15155, 16090, 17320, 22526, 24248, 25744, 30310, 32180, 34640, 45052, 48496, 56315, 60620, 64360, 90104, 112630, 121240, 128720, 180208, 225260, 242480, 450520, 696697, 901040, 1393394, 2786788, 3483485, 4876879, 5573576, 6966970, 9753758, 11147152, 13933940, 19507516, 24384395, 27867880, 39015032, 48768790, 55735760, 78030064, 97537580, 195075160, 390150320]

約数ペア:

[(1, 390150320), (2, 195075160), (4, 97537580), (5, 78030064), (7, 55735760), (8, 48768790), (10, 39015032), (14, 27867880), (16, 24384395), (20, 19507516), (28, 13933940), (35, 11147152), (40, 9753758), (56, 6966970), (70, 5573576), (80, 4876879), (112, 3483485), (140, 2786788), (280, 1393394), (433, 901040), (560, 696697), (866, 450520), (1609, 242480), (1732, 225260), (2165, 180208), (3031, 128720), (3218, 121240), (3464, 112630), (4330, 90104), (6062, 64360), (6436, 60620), (6928, 56315), (8045, 48496), (8660, 45052), (11263, 34640), (12124, 32180), (12872, 30310), (15155, 25744), (16090, 24248), (17320, 22526)]