271743700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1607}}^1$

素因数の和:1729

約数の個数: 72

約数和(自身を含む): 628084800

約数和(自身を除く): 356341100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 89, 95, 100, 178, 190, 356, 380, 445, 475, 890, 950, 1607, 1691, 1780, 1900, 2225, 3214, 3382, 4450, 6428, 6764, 8035, 8455, 8900, 16070, 16910, 30533, 32140, 33820, 40175, 42275, 61066, 80350, 84550, 122132, 143023, 152665, 160700, 169100, 286046, 305330, 572092, 610660, 715115, 763325, 1430230, 1526650, 2717437, 2860460, 3053300, 3575575, 5434874, 7151150, 10869748, 13587185, 14302300, 27174370, 54348740, 67935925, 135871850, 271743700]

約数ペア:

[(1, 271743700), (2, 135871850), (4, 67935925), (5, 54348740), (10, 27174370), (19, 14302300), (20, 13587185), (25, 10869748), (38, 7151150), (50, 5434874), (76, 3575575), (89, 3053300), (95, 2860460), (100, 2717437), (178, 1526650), (190, 1430230), (356, 763325), (380, 715115), (445, 610660), (475, 572092), (890, 305330), (950, 286046), (1607, 169100), (1691, 160700), (1780, 152665), (1900, 143023), (2225, 122132), (3214, 84550), (3382, 80350), (4450, 61066), (6428, 42275), (6764, 40175), (8035, 33820), (8455, 32140), (8900, 30533), (16070, 16910)]