71843820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{997}}^1\times {\mathrm{1201}}^1$

素因数の和:2210

約数の個数: 48

約数和(自身を含む): 201532128

約数和(自身を除く): 129688308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 997, 1201, 1994, 2402, 2991, 3603, 3988, 4804, 4985, 5982, 6005, 7206, 9970, 11964, 12010, 14412, 14955, 18015, 19940, 24020, 29910, 36030, 59820, 72060, 1197397, 2394794, 3592191, 4789588, 5986985, 7184382, 11973970, 14368764, 17960955, 23947940, 35921910, 71843820]

約数ペア:

[(1, 71843820), (2, 35921910), (3, 23947940), (4, 17960955), (5, 14368764), (6, 11973970), (10, 7184382), (12, 5986985), (15, 4789588), (20, 3592191), (30, 2394794), (60, 1197397), (997, 72060), (1201, 59820), (1994, 36030), (2402, 29910), (2991, 24020), (3603, 19940), (3988, 18015), (4804, 14955), (4985, 14412), (5982, 12010), (6005, 11964), (7206, 9970)]