76998320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{383}}^1$

素因数の和:762

約数の個数: 80

約数和(自身を含む): 205701120

約数和(自身を除く): 128702800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 359, 383, 560, 718, 766, 1436, 1532, 1795, 1915, 2513, 2681, 2872, 3064, 3590, 3830, 5026, 5362, 5744, 6128, 7180, 7660, 10052, 10724, 12565, 13405, 14360, 15320, 20104, 21448, 25130, 26810, 28720, 30640, 40208, 42896, 50260, 53620, 100520, 107240, 137497, 201040, 214480, 274994, 549988, 687485, 962479, 1099976, 1374970, 1924958, 2199952, 2749940, 3849916, 4812395, 5499880, 7699832, 9624790, 10999760, 15399664, 19249580, 38499160, 76998320]

約数ペア:

[(1, 76998320), (2, 38499160), (4, 19249580), (5, 15399664), (7, 10999760), (8, 9624790), (10, 7699832), (14, 5499880), (16, 4812395), (20, 3849916), (28, 2749940), (35, 2199952), (40, 1924958), (56, 1374970), (70, 1099976), (80, 962479), (112, 687485), (140, 549988), (280, 274994), (359, 214480), (383, 201040), (560, 137497), (718, 107240), (766, 100520), (1436, 53620), (1532, 50260), (1795, 42896), (1915, 40208), (2513, 30640), (2681, 28720), (2872, 26810), (3064, 25130), (3590, 21448), (3830, 20104), (5026, 15320), (5362, 14360), (5744, 13405), (6128, 12565), (7180, 10724), (7660, 10052)]