861195048

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{359}}^1$

素因数の和:615

約数の個数: 128

約数和(自身を含む): 2509056000

約数和(自身を除く): 1647860952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 109, 131, 168, 218, 262, 327, 359, 393, 436, 524, 654, 718, 763, 786, 872, 917, 1048, 1077, 1308, 1436, 1526, 1572, 1834, 2154, 2289, 2513, 2616, 2751, 2872, 3052, 3144, 3668, 4308, 4578, 5026, 5502, 6104, 7336, 7539, 8616, 9156, 10052, 11004, 14279, 15078, 18312, 20104, 22008, 28558, 30156, 39131, 42837, 47029, 57116, 60312, 78262, 85674, 94058, 99953, 114232, 117393, 141087, 156524, 171348, 188116, 199906, 234786, 273917, 282174, 299859, 313048, 329203, 342696, 376232, 399812, 469572, 547834, 564348, 599718, 658406, 799624, 821751, 939144, 987609, 1095668, 1128696, 1199436, 1316812, 1643502, 1975218, 2191336, 2398872, 2633624, 3287004, 3950436, 5126161, 6574008, 7900872, 10252322, 15378483, 20504644, 30756966, 35883127, 41009288, 61513932, 71766254, 107649381, 123027864, 143532508, 215298762, 287065016, 430597524, 861195048]

約数ペア:

[(1, 861195048), (2, 430597524), (3, 287065016), (4, 215298762), (6, 143532508), (7, 123027864), (8, 107649381), (12, 71766254), (14, 61513932), (21, 41009288), (24, 35883127), (28, 30756966), (42, 20504644), (56, 15378483), (84, 10252322), (109, 7900872), (131, 6574008), (168, 5126161), (218, 3950436), (262, 3287004), (327, 2633624), (359, 2398872), (393, 2191336), (436, 1975218), (524, 1643502), (654, 1316812), (718, 1199436), (763, 1128696), (786, 1095668), (872, 987609), (917, 939144), (1048, 821751), (1077, 799624), (1308, 658406), (1436, 599718), (1526, 564348), (1572, 547834), (1834, 469572), (2154, 399812), (2289, 376232), (2513, 342696), (2616, 329203), (2751, 313048), (2872, 299859), (3052, 282174), (3144, 273917), (3668, 234786), (4308, 199906), (4578, 188116), (5026, 171348), (5502, 156524), (6104, 141087), (7336, 117393), (7539, 114232), (8616, 99953), (9156, 94058), (10052, 85674), (11004, 78262), (14279, 60312), (15078, 57116), (18312, 47029), (20104, 42837), (22008, 39131), (28558, 30156)]