147298020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^2\times {\mathrm{487}}^1$

素因数の和:641

約数の個数: 72

約数和(自身を含む): 419184192

約数和(自身を除く): 271886172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 487, 710, 852, 974, 1065, 1420, 1461, 1948, 2130, 2435, 2922, 4260, 4870, 5041, 5844, 7305, 9740, 10082, 14610, 15123, 20164, 25205, 29220, 30246, 34577, 50410, 60492, 69154, 75615, 100820, 103731, 138308, 151230, 172885, 207462, 302460, 345770, 414924, 518655, 691540, 1037310, 2074620, 2454967, 4909934, 7364901, 9819868, 12274835, 14729802, 24549670, 29459604, 36824505, 49099340, 73649010, 147298020]

約数ペア:

[(1, 147298020), (2, 73649010), (3, 49099340), (4, 36824505), (5, 29459604), (6, 24549670), (10, 14729802), (12, 12274835), (15, 9819868), (20, 7364901), (30, 4909934), (60, 2454967), (71, 2074620), (142, 1037310), (213, 691540), (284, 518655), (355, 414924), (426, 345770), (487, 302460), (710, 207462), (852, 172885), (974, 151230), (1065, 138308), (1420, 103731), (1461, 100820), (1948, 75615), (2130, 69154), (2435, 60492), (2922, 50410), (4260, 34577), (4870, 30246), (5041, 29220), (5844, 25205), (7305, 20164), (9740, 15123), (10082, 14610)]