1640389992

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{72481}}^1$

素因数の和:72554

約数の個数: 64

約数和(自身を含む): 4383711360

約数和(自身を除く): 2743321368

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 41, 46, 69, 82, 92, 123, 138, 164, 184, 246, 276, 328, 492, 552, 943, 984, 1886, 2829, 3772, 5658, 7544, 11316, 22632, 72481, 144962, 217443, 289924, 434886, 579848, 869772, 1667063, 1739544, 2971721, 3334126, 5001189, 5943442, 6668252, 8915163, 10002378, 11886884, 13336504, 17830326, 20004756, 23773768, 35660652, 40009512, 68349583, 71321304, 136699166, 205048749, 273398332, 410097498, 546796664, 820194996, 1640389992]

約数ペア:

[(1, 1640389992), (2, 820194996), (3, 546796664), (4, 410097498), (6, 273398332), (8, 205048749), (12, 136699166), (23, 71321304), (24, 68349583), (41, 40009512), (46, 35660652), (69, 23773768), (82, 20004756), (92, 17830326), (123, 13336504), (138, 11886884), (164, 10002378), (184, 8915163), (246, 6668252), (276, 5943442), (328, 5001189), (492, 3334126), (552, 2971721), (943, 1739544), (984, 1667063), (1886, 869772), (2829, 579848), (3772, 434886), (5658, 289924), (7544, 217443), (11316, 144962), (22632, 72481)]