31520670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:509

約数の個数: 64

約数和(自身を含む): 78960960

約数和(自身を除く): 47440290

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 73, 74, 111, 146, 185, 219, 222, 365, 370, 389, 438, 555, 730, 778, 1095, 1110, 1167, 1945, 2190, 2334, 2701, 3890, 5402, 5835, 8103, 11670, 13505, 14393, 16206, 27010, 28397, 28786, 40515, 43179, 56794, 71965, 81030, 85191, 86358, 141985, 143930, 170382, 215895, 283970, 425955, 431790, 851910, 1050689, 2101378, 3152067, 5253445, 6304134, 10506890, 15760335, 31520670]

約数ペア:

[(1, 31520670), (2, 15760335), (3, 10506890), (5, 6304134), (6, 5253445), (10, 3152067), (15, 2101378), (30, 1050689), (37, 851910), (73, 431790), (74, 425955), (111, 283970), (146, 215895), (185, 170382), (219, 143930), (222, 141985), (365, 86358), (370, 85191), (389, 81030), (438, 71965), (555, 56794), (730, 43179), (778, 40515), (1095, 28786), (1110, 28397), (1167, 27010), (1945, 16206), (2190, 14393), (2334, 13505), (2701, 11670), (3890, 8103), (5402, 5835)]