201432980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{229}}^1$

素因数の和:409

約数の個数: 96

約数和(自身を含む): 498301440

約数和(自身を除く): 296868460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 103, 122, 140, 206, 229, 244, 305, 412, 427, 458, 515, 610, 721, 854, 916, 1030, 1145, 1220, 1442, 1603, 1708, 2060, 2135, 2290, 2884, 3206, 3605, 4270, 4580, 6283, 6412, 7210, 8015, 8540, 12566, 13969, 14420, 16030, 23587, 25132, 27938, 31415, 32060, 43981, 47174, 55876, 62830, 69845, 87962, 94348, 97783, 117935, 125660, 139690, 165109, 175924, 195566, 219905, 235870, 279380, 330218, 391132, 439810, 471740, 488915, 660436, 825545, 879620, 977830, 1438807, 1651090, 1955660, 2877614, 3302180, 5755228, 7194035, 10071649, 14388070, 20143298, 28776140, 40286596, 50358245, 100716490, 201432980]

約数ペア:

[(1, 201432980), (2, 100716490), (4, 50358245), (5, 40286596), (7, 28776140), (10, 20143298), (14, 14388070), (20, 10071649), (28, 7194035), (35, 5755228), (61, 3302180), (70, 2877614), (103, 1955660), (122, 1651090), (140, 1438807), (206, 977830), (229, 879620), (244, 825545), (305, 660436), (412, 488915), (427, 471740), (458, 439810), (515, 391132), (610, 330218), (721, 279380), (854, 235870), (916, 219905), (1030, 195566), (1145, 175924), (1220, 165109), (1442, 139690), (1603, 125660), (1708, 117935), (2060, 97783), (2135, 94348), (2290, 87962), (2884, 69845), (3206, 62830), (3605, 55876), (4270, 47174), (4580, 43981), (6283, 32060), (6412, 31415), (7210, 27938), (8015, 25132), (8540, 23587), (12566, 16030), (13969, 14420)]