249972240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{148793}}^1$

素因数の和:148816

約数の個数: 80

約数和(自身を含む): 885621888

約数和(自身を除く): 635649648

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 148793, 297586, 446379, 595172, 743965, 892758, 1041551, 1190344, 1487930, 1785516, 2083102, 2231895, 2380688, 2975860, 3124653, 3571032, 4166204, 4463790, 5207755, 5951720, 6249306, 7142064, 8332408, 8927580, 10415510, 11903440, 12498612, 15623265, 16664816, 17855160, 20831020, 24997224, 31246530, 35710320, 41662040, 49994448, 62493060, 83324080, 124986120, 249972240]

約数ペア:

[(1, 249972240), (2, 124986120), (3, 83324080), (4, 62493060), (5, 49994448), (6, 41662040), (7, 35710320), (8, 31246530), (10, 24997224), (12, 20831020), (14, 17855160), (15, 16664816), (16, 15623265), (20, 12498612), (21, 11903440), (24, 10415510), (28, 8927580), (30, 8332408), (35, 7142064), (40, 6249306), (42, 5951720), (48, 5207755), (56, 4463790), (60, 4166204), (70, 3571032), (80, 3124653), (84, 2975860), (105, 2380688), (112, 2231895), (120, 2083102), (140, 1785516), (168, 1487930), (210, 1190344), (240, 1041551), (280, 892758), (336, 743965), (420, 595172), (560, 446379), (840, 297586), (1680, 148793)]