661872816

素因数分解:

$2^4\times 3^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4493}}^1$

素因数の和:4552

約数の個数: 160

約数和(自身を含む): 2139863040

約数和(自身を除く): 1477990224

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 31, 33, 36, 44, 48, 54, 62, 66, 72, 88, 93, 99, 108, 124, 132, 144, 176, 186, 198, 216, 248, 264, 279, 297, 341, 372, 396, 432, 496, 528, 558, 594, 682, 744, 792, 837, 1023, 1116, 1188, 1364, 1488, 1584, 1674, 2046, 2232, 2376, 2728, 3069, 3348, 4092, 4464, 4493, 4752, 5456, 6138, 6696, 8184, 8986, 9207, 12276, 13392, 13479, 16368, 17972, 18414, 24552, 26958, 35944, 36828, 40437, 49104, 49423, 53916, 71888, 73656, 80874, 98846, 107832, 121311, 139283, 147312, 148269, 161748, 197692, 215664, 242622, 278566, 296538, 323496, 395384, 417849, 444807, 485244, 557132, 593076, 646992, 790768, 835698, 889614, 970488, 1114264, 1186152, 1253547, 1334421, 1532113, 1671396, 1779228, 1940976, 2228528, 2372304, 2507094, 2668842, 3064226, 3342792, 3558456, 3760641, 4596339, 5014188, 5337684, 6128452, 6685584, 7116912, 7521282, 9192678, 10028376, 10675368, 12256904, 13789017, 15042564, 18385356, 20056752, 21350736, 24513808, 27578034, 30085128, 36770712, 41367051, 55156068, 60170256, 73541424, 82734102, 110312136, 165468204, 220624272, 330936408, 661872816]

約数ペア:

[(1, 661872816), (2, 330936408), (3, 220624272), (4, 165468204), (6, 110312136), (8, 82734102), (9, 73541424), (11, 60170256), (12, 55156068), (16, 41367051), (18, 36770712), (22, 30085128), (24, 27578034), (27, 24513808), (31, 21350736), (33, 20056752), (36, 18385356), (44, 15042564), (48, 13789017), (54, 12256904), (62, 10675368), (66, 10028376), (72, 9192678), (88, 7521282), (93, 7116912), (99, 6685584), (108, 6128452), (124, 5337684), (132, 5014188), (144, 4596339), (176, 3760641), (186, 3558456), (198, 3342792), (216, 3064226), (248, 2668842), (264, 2507094), (279, 2372304), (297, 2228528), (341, 1940976), (372, 1779228), (396, 1671396), (432, 1532113), (496, 1334421), (528, 1253547), (558, 1186152), (594, 1114264), (682, 970488), (744, 889614), (792, 835698), (837, 790768), (1023, 646992), (1116, 593076), (1188, 557132), (1364, 485244), (1488, 444807), (1584, 417849), (1674, 395384), (2046, 323496), (2232, 296538), (2376, 278566), (2728, 242622), (3069, 215664), (3348, 197692), (4092, 161748), (4464, 148269), (4493, 147312), (4752, 139283), (5456, 121311), (6138, 107832), (6696, 98846), (8184, 80874), (8986, 73656), (9207, 71888), (12276, 53916), (13392, 49423), (13479, 49104), (16368, 40437), (17972, 36828), (18414, 35944), (24552, 26958)]