128220660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{757}}^1\times {\mathrm{941}}^1$

素因数の和:1713

約数の個数: 72

約数和(自身を含む): 389863656

約数和(自身を除く): 261642996

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 757, 941, 1514, 1882, 2271, 2823, 3028, 3764, 3785, 4542, 4705, 5646, 6813, 7570, 8469, 9084, 9410, 11292, 11355, 13626, 14115, 15140, 16938, 18820, 22710, 27252, 28230, 33876, 34065, 42345, 45420, 56460, 68130, 84690, 136260, 169380, 712337, 1424674, 2137011, 2849348, 3561685, 4274022, 6411033, 7123370, 8548044, 10685055, 12822066, 14246740, 21370110, 25644132, 32055165, 42740220, 64110330, 128220660]

約数ペア:

[(1, 128220660), (2, 64110330), (3, 42740220), (4, 32055165), (5, 25644132), (6, 21370110), (9, 14246740), (10, 12822066), (12, 10685055), (15, 8548044), (18, 7123370), (20, 6411033), (30, 4274022), (36, 3561685), (45, 2849348), (60, 2137011), (90, 1424674), (180, 712337), (757, 169380), (941, 136260), (1514, 84690), (1882, 68130), (2271, 56460), (2823, 45420), (3028, 42345), (3764, 34065), (3785, 33876), (4542, 28230), (4705, 27252), (5646, 22710), (6813, 18820), (7570, 16938), (8469, 15140), (9084, 14115), (9410, 13626), (11292, 11355)]