20093389920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{21701}}^1$

素因数の和:22365

約数の個数: 144

約数和(自身を含む): 68678496432

約数和(自身を除く): 48585106512

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, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 643, 720, 1286, 1440, 1929, 2572, 3215, 3858, 5144, 5787, 6430, 7716, 9645, 10288, 11574, 12860, 15432, 19290, 20576, 21701, 23148, 25720, 28935, 30864, 38580, 43402, 46296, 51440, 57870, 61728, 65103, 77160, 86804, 92592, 102880, 108505, 115740, 130206, 154320, 173608, 185184, 195309, 217010, 231480, 260412, 308640, 325515, 347216, 390618, 434020, 462960, 520824, 651030, 694432, 781236, 868040, 925920, 976545, 1041648, 1302060, 1562472, 1736080, 1953090, 2083296, 2604120, 3124944, 3472160, 3906180, 5208240, 6249888, 7812360, 10416480, 13953743, 15624720, 27907486, 31249440, 41861229, 55814972, 69768715, 83722458, 111629944, 125583687, 139537430, 167444916, 209306145, 223259888, 251167374, 279074860, 334889832, 418612290, 446519776, 502334748, 558149720, 627918435, 669779664, 837224580, 1004669496, 1116299440, 1255836870, 1339559328, 1674449160, 2009338992, 2232598880, 2511673740, 3348898320, 4018677984, 5023347480, 6697796640, 10046694960, 20093389920]

約数ペア:

[(1, 20093389920), (2, 10046694960), (3, 6697796640), (4, 5023347480), (5, 4018677984), (6, 3348898320), (8, 2511673740), (9, 2232598880), (10, 2009338992), (12, 1674449160), (15, 1339559328), (16, 1255836870), (18, 1116299440), (20, 1004669496), (24, 837224580), (30, 669779664), (32, 627918435), (36, 558149720), (40, 502334748), (45, 446519776), (48, 418612290), (60, 334889832), (72, 279074860), (80, 251167374), (90, 223259888), (96, 209306145), (120, 167444916), (144, 139537430), (160, 125583687), (180, 111629944), (240, 83722458), (288, 69768715), (360, 55814972), (480, 41861229), (643, 31249440), (720, 27907486), (1286, 15624720), (1440, 13953743), (1929, 10416480), (2572, 7812360), (3215, 6249888), (3858, 5208240), (5144, 3906180), (5787, 3472160), (6430, 3124944), (7716, 2604120), (9645, 2083296), (10288, 1953090), (11574, 1736080), (12860, 1562472), (15432, 1302060), (19290, 1041648), (20576, 976545), (21701, 925920), (23148, 868040), (25720, 781236), (28935, 694432), (30864, 651030), (38580, 520824), (43402, 462960), (46296, 434020), (51440, 390618), (57870, 347216), (61728, 325515), (65103, 308640), (77160, 260412), (86804, 231480), (92592, 217010), (102880, 195309), (108505, 185184), (115740, 173608), (130206, 154320)]