61921620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{463}}^1\times {\mathrm{743}}^1$

素因数の和:1221

約数の個数: 72

約数和(自身を含む): 188487936

約数和(自身を除く): 126566316

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 463, 743, 926, 1389, 1486, 1852, 2229, 2315, 2778, 2972, 3715, 4167, 4458, 4630, 5556, 6687, 6945, 7430, 8334, 8916, 9260, 11145, 13374, 13890, 14860, 16668, 20835, 22290, 26748, 27780, 33435, 41670, 44580, 66870, 83340, 133740, 344009, 688018, 1032027, 1376036, 1720045, 2064054, 3096081, 3440090, 4128108, 5160135, 6192162, 6880180, 10320270, 12384324, 15480405, 20640540, 30960810, 61921620]

約数ペア:

[(1, 61921620), (2, 30960810), (3, 20640540), (4, 15480405), (5, 12384324), (6, 10320270), (9, 6880180), (10, 6192162), (12, 5160135), (15, 4128108), (18, 3440090), (20, 3096081), (30, 2064054), (36, 1720045), (45, 1376036), (60, 1032027), (90, 688018), (180, 344009), (463, 133740), (743, 83340), (926, 66870), (1389, 44580), (1486, 41670), (1852, 33435), (2229, 27780), (2315, 26748), (2778, 22290), (2972, 20835), (3715, 16668), (4167, 14860), (4458, 13890), (4630, 13374), (5556, 11145), (6687, 9260), (6945, 8916), (7430, 8334)]