253644720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{150979}}^1$

素因数の和:151002

約数の個数: 80

約数和(自身を含む): 898632960

約数和(自身を除く): 644988240

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, 150979, 301958, 452937, 603916, 754895, 905874, 1056853, 1207832, 1509790, 1811748, 2113706, 2264685, 2415664, 3019580, 3170559, 3623496, 4227412, 4529370, 5284265, 6039160, 6341118, 7246992, 8454824, 9058740, 10568530, 12078320, 12682236, 15852795, 16909648, 18117480, 21137060, 25364472, 31705590, 36234960, 42274120, 50728944, 63411180, 84548240, 126822360, 253644720]

約数ペア:

[(1, 253644720), (2, 126822360), (3, 84548240), (4, 63411180), (5, 50728944), (6, 42274120), (7, 36234960), (8, 31705590), (10, 25364472), (12, 21137060), (14, 18117480), (15, 16909648), (16, 15852795), (20, 12682236), (21, 12078320), (24, 10568530), (28, 9058740), (30, 8454824), (35, 7246992), (40, 6341118), (42, 6039160), (48, 5284265), (56, 4529370), (60, 4227412), (70, 3623496), (80, 3170559), (84, 3019580), (105, 2415664), (112, 2264685), (120, 2113706), (140, 1811748), (168, 1509790), (210, 1207832), (240, 1056853), (280, 905874), (336, 754895), (420, 603916), (560, 452937), (840, 301958), (1680, 150979)]