262121940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{485411}}^1$

素因数の和:485429

約数の個数: 48

約数和(自身を含む): 815492160

約数和(自身を除く): 553370220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 485411, 970822, 1456233, 1941644, 2427055, 2912466, 4368699, 4854110, 5824932, 7281165, 8737398, 9708220, 13106097, 14562330, 17474796, 21843495, 26212194, 29124660, 43686990, 52424388, 65530485, 87373980, 131060970, 262121940]

約数ペア:

[(1, 262121940), (2, 131060970), (3, 87373980), (4, 65530485), (5, 52424388), (6, 43686990), (9, 29124660), (10, 26212194), (12, 21843495), (15, 17474796), (18, 14562330), (20, 13106097), (27, 9708220), (30, 8737398), (36, 7281165), (45, 5824932), (54, 4854110), (60, 4368699), (90, 2912466), (108, 2427055), (135, 1941644), (180, 1456233), (270, 970822), (540, 485411)]