168204456

素因数分解:

$2^3\times 3^2\times 7^5\times {\mathrm{139}}^1$

素因数の和:186

約数の個数: 144

約数和(自身を含む): 535298400

約数和(自身を除く): 367093944

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 139, 147, 168, 196, 252, 278, 294, 343, 392, 417, 441, 504, 556, 588, 686, 834, 882, 973, 1029, 1112, 1176, 1251, 1372, 1668, 1764, 1946, 2058, 2401, 2502, 2744, 2919, 3087, 3336, 3528, 3892, 4116, 4802, 5004, 5838, 6174, 6811, 7203, 7784, 8232, 8757, 9604, 10008, 11676, 12348, 13622, 14406, 16807, 17514, 19208, 20433, 21609, 23352, 24696, 27244, 28812, 33614, 35028, 40866, 43218, 47677, 50421, 54488, 57624, 61299, 67228, 70056, 81732, 86436, 95354, 100842, 122598, 134456, 143031, 151263, 163464, 172872, 190708, 201684, 245196, 286062, 302526, 333739, 381416, 403368, 429093, 490392, 572124, 605052, 667478, 858186, 1001217, 1144248, 1210104, 1334956, 1716372, 2002434, 2336173, 2669912, 3003651, 3432744, 4004868, 4672346, 6007302, 7008519, 8009736, 9344692, 12014604, 14017038, 18689384, 21025557, 24029208, 28034076, 42051114, 56068152, 84102228, 168204456]

約数ペア:

[(1, 168204456), (2, 84102228), (3, 56068152), (4, 42051114), (6, 28034076), (7, 24029208), (8, 21025557), (9, 18689384), (12, 14017038), (14, 12014604), (18, 9344692), (21, 8009736), (24, 7008519), (28, 6007302), (36, 4672346), (42, 4004868), (49, 3432744), (56, 3003651), (63, 2669912), (72, 2336173), (84, 2002434), (98, 1716372), (126, 1334956), (139, 1210104), (147, 1144248), (168, 1001217), (196, 858186), (252, 667478), (278, 605052), (294, 572124), (343, 490392), (392, 429093), (417, 403368), (441, 381416), (504, 333739), (556, 302526), (588, 286062), (686, 245196), (834, 201684), (882, 190708), (973, 172872), (1029, 163464), (1112, 151263), (1176, 143031), (1251, 134456), (1372, 122598), (1668, 100842), (1764, 95354), (1946, 86436), (2058, 81732), (2401, 70056), (2502, 67228), (2744, 61299), (2919, 57624), (3087, 54488), (3336, 50421), (3528, 47677), (3892, 43218), (4116, 40866), (4802, 35028), (5004, 33614), (5838, 28812), (6174, 27244), (6811, 24696), (7203, 23352), (7784, 21609), (8232, 20433), (8757, 19208), (9604, 17514), (10008, 16807), (11676, 14406), (12348, 13622)]