61613520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{256723}}^1$

素因数の和:256739

約数の個数: 40

約数和(自身を含む): 191002656

約数和(自身を除く): 129389136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 256723, 513446, 770169, 1026892, 1283615, 1540338, 2053784, 2567230, 3080676, 3850845, 4107568, 5134460, 6161352, 7701690, 10268920, 12322704, 15403380, 20537840, 30806760, 61613520]

約数ペア:

[(1, 61613520), (2, 30806760), (3, 20537840), (4, 15403380), (5, 12322704), (6, 10268920), (8, 7701690), (10, 6161352), (12, 5134460), (15, 4107568), (16, 3850845), (20, 3080676), (24, 2567230), (30, 2053784), (40, 1540338), (48, 1283615), (60, 1026892), (80, 770169), (120, 513446), (240, 256723)]