251977920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8467}}^1$

素因数の和:8518

約数の個数: 112

約数和(自身を含む): 825934848

約数和(自身を除く): 573956928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 155, 160, 186, 192, 240, 248, 310, 320, 372, 465, 480, 496, 620, 744, 930, 960, 992, 1240, 1488, 1860, 1984, 2480, 2976, 3720, 4960, 5952, 7440, 8467, 9920, 14880, 16934, 25401, 29760, 33868, 42335, 50802, 67736, 84670, 101604, 127005, 135472, 169340, 203208, 254010, 262477, 270944, 338680, 406416, 508020, 524954, 541888, 677360, 787431, 812832, 1016040, 1049908, 1312385, 1354720, 1574862, 1625664, 2032080, 2099816, 2624770, 2709440, 3149724, 3937155, 4064160, 4199632, 5249540, 6299448, 7874310, 8128320, 8399264, 10499080, 12598896, 15748620, 16798528, 20998160, 25197792, 31497240, 41996320, 50395584, 62994480, 83992640, 125988960, 251977920]

約数ペア:

[(1, 251977920), (2, 125988960), (3, 83992640), (4, 62994480), (5, 50395584), (6, 41996320), (8, 31497240), (10, 25197792), (12, 20998160), (15, 16798528), (16, 15748620), (20, 12598896), (24, 10499080), (30, 8399264), (31, 8128320), (32, 7874310), (40, 6299448), (48, 5249540), (60, 4199632), (62, 4064160), (64, 3937155), (80, 3149724), (93, 2709440), (96, 2624770), (120, 2099816), (124, 2032080), (155, 1625664), (160, 1574862), (186, 1354720), (192, 1312385), (240, 1049908), (248, 1016040), (310, 812832), (320, 787431), (372, 677360), (465, 541888), (480, 524954), (496, 508020), (620, 406416), (744, 338680), (930, 270944), (960, 262477), (992, 254010), (1240, 203208), (1488, 169340), (1860, 135472), (1984, 127005), (2480, 101604), (2976, 84670), (3720, 67736), (4960, 50802), (5952, 42335), (7440, 33868), (8467, 29760), (9920, 25401), (14880, 16934)]