64228920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{76463}}^1$

素因数の和:76484

約数の個数: 64

約数和(自身を含む): 220216320

約数和(自身を除く): 155987400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 76463, 152926, 229389, 305852, 382315, 458778, 535241, 611704, 764630, 917556, 1070482, 1146945, 1529260, 1605723, 1835112, 2140964, 2293890, 2676205, 3058520, 3211446, 4281928, 4587780, 5352410, 6422892, 8028615, 9175560, 10704820, 12845784, 16057230, 21409640, 32114460, 64228920]

約数ペア:

[(1, 64228920), (2, 32114460), (3, 21409640), (4, 16057230), (5, 12845784), (6, 10704820), (7, 9175560), (8, 8028615), (10, 6422892), (12, 5352410), (14, 4587780), (15, 4281928), (20, 3211446), (21, 3058520), (24, 2676205), (28, 2293890), (30, 2140964), (35, 1835112), (40, 1605723), (42, 1529260), (56, 1146945), (60, 1070482), (70, 917556), (84, 764630), (105, 611704), (120, 535241), (140, 458778), (168, 382315), (210, 305852), (280, 229389), (420, 152926), (840, 76463)]