495638416

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:277

約数の個数: 160

約数和(自身を含む): 1244364800

約数和(自身を除く): 748726384

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 79, 91, 104, 112, 124, 139, 158, 182, 208, 217, 248, 278, 316, 364, 403, 434, 496, 553, 556, 632, 728, 806, 868, 973, 1027, 1106, 1112, 1264, 1456, 1612, 1736, 1807, 1946, 2054, 2212, 2224, 2449, 2821, 3224, 3472, 3614, 3892, 4108, 4309, 4424, 4898, 5642, 6448, 7189, 7228, 7784, 8216, 8618, 8848, 9796, 10981, 11284, 12649, 14378, 14456, 15568, 16432, 17143, 17236, 19592, 21962, 22568, 25298, 28756, 28912, 30163, 31837, 34286, 34472, 39184, 43924, 45136, 50596, 56017, 57512, 60326, 63674, 68572, 68944, 76867, 87848, 101192, 112034, 115024, 120652, 127348, 137144, 142753, 153734, 175696, 202384, 222859, 224068, 241304, 254696, 274288, 285506, 307468, 340411, 392119, 445718, 448136, 482608, 509392, 571012, 614936, 680822, 784238, 891436, 896272, 999271, 1142024, 1229872, 1361644, 1568476, 1782872, 1998542, 2284048, 2382877, 2723288, 3136952, 3565744, 3997084, 4425343, 4765754, 5446576, 6273904, 7994168, 8850686, 9531508, 15988336, 17701372, 19063016, 30977401, 35402744, 38126032, 61954802, 70805488, 123909604, 247819208, 495638416]

約数ペア:

[(1, 495638416), (2, 247819208), (4, 123909604), (7, 70805488), (8, 61954802), (13, 38126032), (14, 35402744), (16, 30977401), (26, 19063016), (28, 17701372), (31, 15988336), (52, 9531508), (56, 8850686), (62, 7994168), (79, 6273904), (91, 5446576), (104, 4765754), (112, 4425343), (124, 3997084), (139, 3565744), (158, 3136952), (182, 2723288), (208, 2382877), (217, 2284048), (248, 1998542), (278, 1782872), (316, 1568476), (364, 1361644), (403, 1229872), (434, 1142024), (496, 999271), (553, 896272), (556, 891436), (632, 784238), (728, 680822), (806, 614936), (868, 571012), (973, 509392), (1027, 482608), (1106, 448136), (1112, 445718), (1264, 392119), (1456, 340411), (1612, 307468), (1736, 285506), (1807, 274288), (1946, 254696), (2054, 241304), (2212, 224068), (2224, 222859), (2449, 202384), (2821, 175696), (3224, 153734), (3472, 142753), (3614, 137144), (3892, 127348), (4108, 120652), (4309, 115024), (4424, 112034), (4898, 101192), (5642, 87848), (6448, 76867), (7189, 68944), (7228, 68572), (7784, 63674), (8216, 60326), (8618, 57512), (8848, 56017), (9796, 50596), (10981, 45136), (11284, 43924), (12649, 39184), (14378, 34472), (14456, 34286), (15568, 31837), (16432, 30163), (17143, 28912), (17236, 28756), (19592, 25298), (21962, 22568)]