197708040

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{439}}^1$

素因数の和:601

約数の個数: 160

約数和(自身を含む): 670824000

約数和(自身を除く): 473115960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 139, 162, 180, 216, 270, 278, 324, 360, 405, 417, 439, 540, 556, 648, 695, 810, 834, 878, 1080, 1112, 1251, 1317, 1390, 1620, 1668, 1756, 2085, 2195, 2502, 2634, 2780, 3240, 3336, 3512, 3753, 3951, 4170, 4390, 5004, 5268, 5560, 6255, 6585, 7506, 7902, 8340, 8780, 10008, 10536, 11259, 11853, 12510, 13170, 15012, 15804, 16680, 17560, 18765, 19755, 22518, 23706, 25020, 26340, 30024, 31608, 35559, 37530, 39510, 45036, 47412, 50040, 52680, 56295, 59265, 61021, 71118, 75060, 79020, 90072, 94824, 112590, 118530, 122042, 142236, 150120, 158040, 177795, 183063, 225180, 237060, 244084, 284472, 305105, 355590, 366126, 450360, 474120, 488168, 549189, 610210, 711180, 732252, 915315, 1098378, 1220420, 1422360, 1464504, 1647567, 1830630, 2196756, 2440840, 2745945, 3295134, 3661260, 4393512, 4942701, 5491890, 6590268, 7322520, 8237835, 9885402, 10983780, 13180536, 16475670, 19770804, 21967560, 24713505, 32951340, 39541608, 49427010, 65902680, 98854020, 197708040]

約数ペア:

[(1, 197708040), (2, 98854020), (3, 65902680), (4, 49427010), (5, 39541608), (6, 32951340), (8, 24713505), (9, 21967560), (10, 19770804), (12, 16475670), (15, 13180536), (18, 10983780), (20, 9885402), (24, 8237835), (27, 7322520), (30, 6590268), (36, 5491890), (40, 4942701), (45, 4393512), (54, 3661260), (60, 3295134), (72, 2745945), (81, 2440840), (90, 2196756), (108, 1830630), (120, 1647567), (135, 1464504), (139, 1422360), (162, 1220420), (180, 1098378), (216, 915315), (270, 732252), (278, 711180), (324, 610210), (360, 549189), (405, 488168), (417, 474120), (439, 450360), (540, 366126), (556, 355590), (648, 305105), (695, 284472), (810, 244084), (834, 237060), (878, 225180), (1080, 183063), (1112, 177795), (1251, 158040), (1317, 150120), (1390, 142236), (1620, 122042), (1668, 118530), (1756, 112590), (2085, 94824), (2195, 90072), (2502, 79020), (2634, 75060), (2780, 71118), (3240, 61021), (3336, 59265), (3512, 56295), (3753, 52680), (3951, 50040), (4170, 47412), (4390, 45036), (5004, 39510), (5268, 37530), (5560, 35559), (6255, 31608), (6585, 30024), (7506, 26340), (7902, 25020), (8340, 23706), (8780, 22518), (10008, 19755), (10536, 18765), (11259, 17560), (11853, 16680), (12510, 15804), (13170, 15012)]