20144257920

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{3497267}}^1$

素因数の和:3497292

約数の個数: 96

約数和(自身を含む): 69560660520

約数和(自身を除く): 49416402600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 3497267, 6994534, 10491801, 13989068, 17486335, 20983602, 27978136, 31475403, 34972670, 41967204, 52459005, 55956272, 62950806, 69945340, 83934408, 104918010, 111912544, 125901612, 139890680, 157377015, 167868816, 209836020, 223825088, 251803224, 279781360, 314754030, 335737632, 419672040, 447650176, 503606448, 559562720, 629508060, 671475264, 839344080, 1007212896, 1119125440, 1259016120, 1342950528, 1678688160, 2014425792, 2238250880, 2518032240, 3357376320, 4028851584, 5036064480, 6714752640, 10072128960, 20144257920]

約数ペア:

[(1, 20144257920), (2, 10072128960), (3, 6714752640), (4, 5036064480), (5, 4028851584), (6, 3357376320), (8, 2518032240), (9, 2238250880), (10, 2014425792), (12, 1678688160), (15, 1342950528), (16, 1259016120), (18, 1119125440), (20, 1007212896), (24, 839344080), (30, 671475264), (32, 629508060), (36, 559562720), (40, 503606448), (45, 447650176), (48, 419672040), (60, 335737632), (64, 314754030), (72, 279781360), (80, 251803224), (90, 223825088), (96, 209836020), (120, 167868816), (128, 157377015), (144, 139890680), (160, 125901612), (180, 111912544), (192, 104918010), (240, 83934408), (288, 69945340), (320, 62950806), (360, 55956272), (384, 52459005), (480, 41967204), (576, 34972670), (640, 31475403), (720, 27978136), (960, 20983602), (1152, 17486335), (1440, 13989068), (1920, 10491801), (2880, 6994534), (5760, 3497267)]