212970960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{5581}}^1$

素因数の和:5653

約数の個数: 120

約数和(自身を含む): 728852904

約数和(自身を除く): 515881944

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 53, 60, 72, 80, 90, 106, 120, 144, 159, 180, 212, 240, 265, 318, 360, 424, 477, 530, 636, 720, 795, 848, 954, 1060, 1272, 1590, 1908, 2120, 2385, 2544, 3180, 3816, 4240, 4770, 5581, 6360, 7632, 9540, 11162, 12720, 16743, 19080, 22324, 27905, 33486, 38160, 44648, 50229, 55810, 66972, 83715, 89296, 100458, 111620, 133944, 167430, 200916, 223240, 251145, 267888, 295793, 334860, 401832, 446480, 502290, 591586, 669720, 803664, 887379, 1004580, 1183172, 1339440, 1478965, 1774758, 2009160, 2366344, 2662137, 2957930, 3549516, 4018320, 4436895, 4732688, 5324274, 5915860, 7099032, 8873790, 10648548, 11831720, 13310685, 14198064, 17747580, 21297096, 23663440, 26621370, 35495160, 42594192, 53242740, 70990320, 106485480, 212970960]

約数ペア:

[(1, 212970960), (2, 106485480), (3, 70990320), (4, 53242740), (5, 42594192), (6, 35495160), (8, 26621370), (9, 23663440), (10, 21297096), (12, 17747580), (15, 14198064), (16, 13310685), (18, 11831720), (20, 10648548), (24, 8873790), (30, 7099032), (36, 5915860), (40, 5324274), (45, 4732688), (48, 4436895), (53, 4018320), (60, 3549516), (72, 2957930), (80, 2662137), (90, 2366344), (106, 2009160), (120, 1774758), (144, 1478965), (159, 1339440), (180, 1183172), (212, 1004580), (240, 887379), (265, 803664), (318, 669720), (360, 591586), (424, 502290), (477, 446480), (530, 401832), (636, 334860), (720, 295793), (795, 267888), (848, 251145), (954, 223240), (1060, 200916), (1272, 167430), (1590, 133944), (1908, 111620), (2120, 100458), (2385, 89296), (2544, 83715), (3180, 66972), (3816, 55810), (4240, 50229), (4770, 44648), (5581, 38160), (6360, 33486), (7632, 27905), (9540, 22324), (11162, 19080), (12720, 16743)]