156900780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{290557}}^1$

素因数の和:290575

約数の個数: 48

約数和(自身を含む): 488137440

約数和(自身を除く): 331236660

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, 290557, 581114, 871671, 1162228, 1452785, 1743342, 2615013, 2905570, 3486684, 4358355, 5230026, 5811140, 7845039, 8716710, 10460052, 13075065, 15690078, 17433420, 26150130, 31380156, 39225195, 52300260, 78450390, 156900780]

約数ペア:

[(1, 156900780), (2, 78450390), (3, 52300260), (4, 39225195), (5, 31380156), (6, 26150130), (9, 17433420), (10, 15690078), (12, 13075065), (15, 10460052), (18, 8716710), (20, 7845039), (27, 5811140), (30, 5230026), (36, 4358355), (45, 3486684), (54, 2905570), (60, 2615013), (90, 1743342), (108, 1452785), (135, 1162228), (180, 871671), (270, 581114), (540, 290557)]