164242400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:377

約数の個数: 144

約数和(自身を含む): 463720320

約数和(自身を除く): 299477920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 139, 140, 160, 175, 200, 211, 224, 278, 280, 350, 400, 422, 556, 560, 695, 700, 800, 844, 973, 1055, 1112, 1120, 1390, 1400, 1477, 1688, 1946, 2110, 2224, 2780, 2800, 2954, 3376, 3475, 3892, 4220, 4448, 4865, 5275, 5560, 5600, 5908, 6752, 6950, 7385, 7784, 8440, 9730, 10550, 11120, 11816, 13900, 14770, 15568, 16880, 19460, 21100, 22240, 23632, 24325, 27800, 29329, 29540, 31136, 33760, 36925, 38920, 42200, 47264, 48650, 55600, 58658, 59080, 73850, 77840, 84400, 97300, 111200, 117316, 118160, 146645, 147700, 155680, 168800, 194600, 205303, 234632, 236320, 293290, 295400, 389200, 410606, 469264, 586580, 590800, 733225, 778400, 821212, 938528, 1026515, 1173160, 1181600, 1466450, 1642424, 2053030, 2346320, 2932900, 3284848, 4106060, 4692640, 5132575, 5865800, 6569696, 8212120, 10265150, 11731600, 16424240, 20530300, 23463200, 32848480, 41060600, 82121200, 164242400]

約数ペア:

[(1, 164242400), (2, 82121200), (4, 41060600), (5, 32848480), (7, 23463200), (8, 20530300), (10, 16424240), (14, 11731600), (16, 10265150), (20, 8212120), (25, 6569696), (28, 5865800), (32, 5132575), (35, 4692640), (40, 4106060), (50, 3284848), (56, 2932900), (70, 2346320), (80, 2053030), (100, 1642424), (112, 1466450), (139, 1181600), (140, 1173160), (160, 1026515), (175, 938528), (200, 821212), (211, 778400), (224, 733225), (278, 590800), (280, 586580), (350, 469264), (400, 410606), (422, 389200), (556, 295400), (560, 293290), (695, 236320), (700, 234632), (800, 205303), (844, 194600), (973, 168800), (1055, 155680), (1112, 147700), (1120, 146645), (1390, 118160), (1400, 117316), (1477, 111200), (1688, 97300), (1946, 84400), (2110, 77840), (2224, 73850), (2780, 59080), (2800, 58658), (2954, 55600), (3376, 48650), (3475, 47264), (3892, 42200), (4220, 38920), (4448, 36925), (4865, 33760), (5275, 31136), (5560, 29540), (5600, 29329), (5908, 27800), (6752, 24325), (6950, 23632), (7385, 22240), (7784, 21100), (8440, 19460), (9730, 16880), (10550, 15568), (11120, 14770), (11816, 13900)]