64385160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{76649}}^1$

素因数の和:76670

約数の個数: 64

約数和(自身を含む): 220752000

約数和(自身を除く): 156366840

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, 76649, 153298, 229947, 306596, 383245, 459894, 536543, 613192, 766490, 919788, 1073086, 1149735, 1532980, 1609629, 1839576, 2146172, 2299470, 2682715, 3065960, 3219258, 4292344, 4598940, 5365430, 6438516, 8048145, 9197880, 10730860, 12877032, 16096290, 21461720, 32192580, 64385160]

約数ペア:

[(1, 64385160), (2, 32192580), (3, 21461720), (4, 16096290), (5, 12877032), (6, 10730860), (7, 9197880), (8, 8048145), (10, 6438516), (12, 5365430), (14, 4598940), (15, 4292344), (20, 3219258), (21, 3065960), (24, 2682715), (28, 2299470), (30, 2146172), (35, 1839576), (40, 1609629), (42, 1532980), (56, 1149735), (60, 1073086), (70, 919788), (84, 766490), (105, 613192), (120, 536543), (140, 459894), (168, 383245), (210, 306596), (280, 229947), (420, 153298), (840, 76649)]