1267356720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{754379}}^1$

素因数の和:754402

約数の個数: 80

約数和(自身を含む): 4490069760

約数和(自身を除く): 3222713040

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, 754379, 1508758, 2263137, 3017516, 3771895, 4526274, 5280653, 6035032, 7543790, 9052548, 10561306, 11315685, 12070064, 15087580, 15841959, 18105096, 21122612, 22631370, 26403265, 30175160, 31683918, 36210192, 42245224, 45262740, 52806530, 60350320, 63367836, 79209795, 84490448, 90525480, 105613060, 126735672, 158419590, 181050960, 211226120, 253471344, 316839180, 422452240, 633678360, 1267356720]

約数ペア:

[(1, 1267356720), (2, 633678360), (3, 422452240), (4, 316839180), (5, 253471344), (6, 211226120), (7, 181050960), (8, 158419590), (10, 126735672), (12, 105613060), (14, 90525480), (15, 84490448), (16, 79209795), (20, 63367836), (21, 60350320), (24, 52806530), (28, 45262740), (30, 42245224), (35, 36210192), (40, 31683918), (42, 30175160), (48, 26403265), (56, 22631370), (60, 21122612), (70, 18105096), (80, 15841959), (84, 15087580), (105, 12070064), (112, 11315685), (120, 10561306), (140, 9052548), (168, 7543790), (210, 6035032), (240, 5280653), (280, 4526274), (336, 3771895), (420, 3017516), (560, 2263137), (840, 1508758), (1680, 754379)]