636720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{379}}^1$

素因数の和:402

約数の個数: 80

約数和(自身を含む): 2261760

約数和(自身を除く): 1625040

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, 379, 420, 560, 758, 840, 1137, 1516, 1680, 1895, 2274, 2653, 3032, 3790, 4548, 5306, 5685, 6064, 7580, 7959, 9096, 10612, 11370, 13265, 15160, 15918, 18192, 21224, 22740, 26530, 30320, 31836, 39795, 42448, 45480, 53060, 63672, 79590, 90960, 106120, 127344, 159180, 212240, 318360, 636720]

約数ペア:

[(1, 636720), (2, 318360), (3, 212240), (4, 159180), (5, 127344), (6, 106120), (7, 90960), (8, 79590), (10, 63672), (12, 53060), (14, 45480), (15, 42448), (16, 39795), (20, 31836), (21, 30320), (24, 26530), (28, 22740), (30, 21224), (35, 18192), (40, 15918), (42, 15160), (48, 13265), (56, 11370), (60, 10612), (70, 9096), (80, 7959), (84, 7580), (105, 6064), (112, 5685), (120, 5306), (140, 4548), (168, 3790), (210, 3032), (240, 2653), (280, 2274), (336, 1895), (379, 1680), (420, 1516), (560, 1137), (758, 840)]