123276720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{73379}}^1$

素因数の和:73402

約数の個数: 80

約数和(自身を含む): 436757760

約数和(自身を除く): 313481040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 73379, 146758, 220137, 293516, 366895, 440274, 513653, 587032, 733790, 880548, 1027306, 1100685, 1174064, 1467580, 1540959, 1761096, 2054612, 2201370, 2568265, 2935160, 3081918, 3522192, 4109224, 4402740, 5136530, 5870320, 6163836, 7704795, 8218448, 8805480, 10273060, 12327672, 15409590, 17610960, 20546120, 24655344, 30819180, 41092240, 61638360, 123276720]

約数ペア:

[(1, 123276720), (2, 61638360), (3, 41092240), (4, 30819180), (5, 24655344), (6, 20546120), (7, 17610960), (8, 15409590), (10, 12327672), (12, 10273060), (14, 8805480), (15, 8218448), (16, 7704795), (20, 6163836), (21, 5870320), (24, 5136530), (28, 4402740), (30, 4109224), (35, 3522192), (40, 3081918), (42, 2935160), (48, 2568265), (56, 2201370), (60, 2054612), (70, 1761096), (80, 1540959), (84, 1467580), (105, 1174064), (112, 1100685), (120, 1027306), (140, 880548), (168, 733790), (210, 587032), (240, 513653), (280, 440274), (336, 366895), (420, 293516), (560, 220137), (840, 146758), (1680, 73379)]