256058640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1553}}^1$

素因数の和:1801

約数の個数: 120

約数和(自身を含む): 864241560

約数和(自身を除く): 608182920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 229, 240, 360, 458, 687, 720, 916, 1145, 1374, 1553, 1832, 2061, 2290, 2748, 3106, 3435, 3664, 4122, 4580, 4659, 5496, 6212, 6870, 7765, 8244, 9160, 9318, 10305, 10992, 12424, 13740, 13977, 15530, 16488, 18320, 18636, 20610, 23295, 24848, 27480, 27954, 31060, 32976, 37272, 41220, 46590, 54960, 55908, 62120, 69885, 74544, 82440, 93180, 111816, 124240, 139770, 164880, 186360, 223632, 279540, 355637, 372720, 559080, 711274, 1066911, 1118160, 1422548, 1778185, 2133822, 2845096, 3200733, 3556370, 4267644, 5334555, 5690192, 6401466, 7112740, 8535288, 10669110, 12802932, 14225480, 16003665, 17070576, 21338220, 25605864, 28450960, 32007330, 42676440, 51211728, 64014660, 85352880, 128029320, 256058640]

約数ペア:

[(1, 256058640), (2, 128029320), (3, 85352880), (4, 64014660), (5, 51211728), (6, 42676440), (8, 32007330), (9, 28450960), (10, 25605864), (12, 21338220), (15, 17070576), (16, 16003665), (18, 14225480), (20, 12802932), (24, 10669110), (30, 8535288), (36, 7112740), (40, 6401466), (45, 5690192), (48, 5334555), (60, 4267644), (72, 3556370), (80, 3200733), (90, 2845096), (120, 2133822), (144, 1778185), (180, 1422548), (229, 1118160), (240, 1066911), (360, 711274), (458, 559080), (687, 372720), (720, 355637), (916, 279540), (1145, 223632), (1374, 186360), (1553, 164880), (1832, 139770), (2061, 124240), (2290, 111816), (2748, 93180), (3106, 82440), (3435, 74544), (3664, 69885), (4122, 62120), (4580, 55908), (4659, 54960), (5496, 46590), (6212, 41220), (6870, 37272), (7765, 32976), (8244, 31060), (9160, 27954), (9318, 27480), (10305, 24848), (10992, 23295), (12424, 20610), (13740, 18636), (13977, 18320), (15530, 16488)]