303992080

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{77549}}^1$

素因数の和:77576

約数の個数: 60

約数和(自身を含む): 822185100

約数和(自身を除く): 518193020

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 77549, 155098, 310196, 387745, 542843, 620392, 775490, 1085686, 1240784, 1550980, 2171372, 2714215, 3101960, 3799901, 4342744, 5428430, 6203920, 7599802, 8685488, 10856860, 15199604, 18999505, 21713720, 30399208, 37999010, 43427440, 60798416, 75998020, 151996040, 303992080]

約数ペア:

[(1, 303992080), (2, 151996040), (4, 75998020), (5, 60798416), (7, 43427440), (8, 37999010), (10, 30399208), (14, 21713720), (16, 18999505), (20, 15199604), (28, 10856860), (35, 8685488), (40, 7599802), (49, 6203920), (56, 5428430), (70, 4342744), (80, 3799901), (98, 3101960), (112, 2714215), (140, 2171372), (196, 1550980), (245, 1240784), (280, 1085686), (392, 775490), (490, 620392), (560, 542843), (784, 387745), (980, 310196), (1960, 155098), (3920, 77549)]