308913840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{881}}^1$

素因数の和:1387

約数の個数: 120

約数和(自身を含む): 1040745888

約数和(自身を除く): 731832048

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 487, 720, 881, 974, 1461, 1762, 1948, 2435, 2643, 2922, 3524, 3896, 4383, 4405, 4870, 5286, 5844, 7048, 7305, 7792, 7929, 8766, 8810, 9740, 10572, 11688, 13215, 14096, 14610, 15858, 17532, 17620, 19480, 21144, 21915, 23376, 26430, 29220, 31716, 35064, 35240, 38960, 39645, 42288, 43830, 52860, 58440, 63432, 70128, 70480, 79290, 87660, 105720, 116880, 126864, 158580, 175320, 211440, 317160, 350640, 429047, 634320, 858094, 1287141, 1716188, 2145235, 2574282, 3432376, 3861423, 4290470, 5148564, 6435705, 6864752, 7722846, 8580940, 10297128, 12871410, 15445692, 17161880, 19307115, 20594256, 25742820, 30891384, 34323760, 38614230, 51485640, 61782768, 77228460, 102971280, 154456920, 308913840]

約数ペア:

[(1, 308913840), (2, 154456920), (3, 102971280), (4, 77228460), (5, 61782768), (6, 51485640), (8, 38614230), (9, 34323760), (10, 30891384), (12, 25742820), (15, 20594256), (16, 19307115), (18, 17161880), (20, 15445692), (24, 12871410), (30, 10297128), (36, 8580940), (40, 7722846), (45, 6864752), (48, 6435705), (60, 5148564), (72, 4290470), (80, 3861423), (90, 3432376), (120, 2574282), (144, 2145235), (180, 1716188), (240, 1287141), (360, 858094), (487, 634320), (720, 429047), (881, 350640), (974, 317160), (1461, 211440), (1762, 175320), (1948, 158580), (2435, 126864), (2643, 116880), (2922, 105720), (3524, 87660), (3896, 79290), (4383, 70480), (4405, 70128), (4870, 63432), (5286, 58440), (5844, 52860), (7048, 43830), (7305, 42288), (7792, 39645), (7929, 38960), (8766, 35240), (8810, 35064), (9740, 31716), (10572, 29220), (11688, 26430), (13215, 23376), (14096, 21915), (14610, 21144), (15858, 19480), (17532, 17620)]