1557235920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2087}}^1\times {\mathrm{3109}}^1$

素因数の和:5212

約数の個数: 80

約数和(自身を含む): 4831297920

約数和(自身を除く): 3274062000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2087, 3109, 4174, 6218, 6261, 8348, 9327, 10435, 12436, 12522, 15545, 16696, 18654, 20870, 24872, 25044, 31090, 31305, 33392, 37308, 41740, 46635, 49744, 50088, 62180, 62610, 74616, 83480, 93270, 100176, 124360, 125220, 149232, 166960, 186540, 248720, 250440, 373080, 500880, 746160, 6488483, 12976966, 19465449, 25953932, 32442415, 38930898, 51907864, 64884830, 77861796, 97327245, 103815728, 129769660, 155723592, 194654490, 259539320, 311447184, 389308980, 519078640, 778617960, 1557235920]

約数ペア:

[(1, 1557235920), (2, 778617960), (3, 519078640), (4, 389308980), (5, 311447184), (6, 259539320), (8, 194654490), (10, 155723592), (12, 129769660), (15, 103815728), (16, 97327245), (20, 77861796), (24, 64884830), (30, 51907864), (40, 38930898), (48, 32442415), (60, 25953932), (80, 19465449), (120, 12976966), (240, 6488483), (2087, 746160), (3109, 500880), (4174, 373080), (6218, 250440), (6261, 248720), (8348, 186540), (9327, 166960), (10435, 149232), (12436, 125220), (12522, 124360), (15545, 100176), (16696, 93270), (18654, 83480), (20870, 74616), (24872, 62610), (25044, 62180), (31090, 50088), (31305, 49744), (33392, 46635), (37308, 41740)]