308839020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{735331}}^1$

素因数の和:735350

約数の個数: 48

約数和(自身を含む): 988286208

約数和(自身を除く): 679447188

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, 735331, 1470662, 2205993, 2941324, 3676655, 4411986, 5147317, 7353310, 8823972, 10294634, 11029965, 14706620, 15441951, 20589268, 22059930, 25736585, 30883902, 44119860, 51473170, 61767804, 77209755, 102946340, 154419510, 308839020]

約数ペア:

[(1, 308839020), (2, 154419510), (3, 102946340), (4, 77209755), (5, 61767804), (6, 51473170), (7, 44119860), (10, 30883902), (12, 25736585), (14, 22059930), (15, 20589268), (20, 15441951), (21, 14706620), (28, 11029965), (30, 10294634), (35, 8823972), (42, 7353310), (60, 5147317), (70, 4411986), (84, 3676655), (105, 2941324), (140, 2205993), (210, 1470662), (420, 735331)]