31231710

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{883}}^1$

素因数の和:1030

約数の個数: 64

約数和(自身を含む): 84015360

約数和(自身を除く): 52783650

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 131, 135, 262, 270, 393, 655, 786, 883, 1179, 1310, 1766, 1965, 2358, 2649, 3537, 3930, 4415, 5298, 5895, 7074, 7947, 8830, 11790, 13245, 15894, 17685, 23841, 26490, 35370, 39735, 47682, 79470, 115673, 119205, 231346, 238410, 347019, 578365, 694038, 1041057, 1156730, 1735095, 2082114, 3123171, 3470190, 5205285, 6246342, 10410570, 15615855, 31231710]

約数ペア:

[(1, 31231710), (2, 15615855), (3, 10410570), (5, 6246342), (6, 5205285), (9, 3470190), (10, 3123171), (15, 2082114), (18, 1735095), (27, 1156730), (30, 1041057), (45, 694038), (54, 578365), (90, 347019), (131, 238410), (135, 231346), (262, 119205), (270, 115673), (393, 79470), (655, 47682), (786, 39735), (883, 35370), (1179, 26490), (1310, 23841), (1766, 17685), (1965, 15894), (2358, 13245), (2649, 11790), (3537, 8830), (3930, 7947), (4415, 7074), (5298, 5895)]