672760760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{433}}^1$

素因数の和:661

約数の個数: 128

約数和(自身を含む): 1799884800

約数和(自身を除く): 1127124040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 179, 217, 248, 280, 310, 358, 433, 434, 620, 716, 866, 868, 895, 1085, 1240, 1253, 1432, 1732, 1736, 1790, 2165, 2170, 2506, 3031, 3464, 3580, 4330, 4340, 5012, 5549, 6062, 6265, 7160, 8660, 8680, 10024, 11098, 12124, 12530, 13423, 15155, 17320, 22196, 24248, 25060, 26846, 27745, 30310, 38843, 44392, 50120, 53692, 55490, 60620, 67115, 77507, 77686, 93961, 107384, 110980, 121240, 134230, 155014, 155372, 187922, 194215, 221960, 268460, 310028, 310744, 375844, 387535, 388430, 469805, 536920, 542549, 620056, 751688, 775070, 776860, 939610, 1085098, 1550140, 1553720, 1879220, 2170196, 2402717, 2712745, 3100280, 3758440, 4340392, 4805434, 5425490, 9610868, 10850980, 12013585, 16819019, 19221736, 21701960, 24027170, 33638038, 48054340, 67276076, 84095095, 96108680, 134552152, 168190190, 336380380, 672760760]

約数ペア:

[(1, 672760760), (2, 336380380), (4, 168190190), (5, 134552152), (7, 96108680), (8, 84095095), (10, 67276076), (14, 48054340), (20, 33638038), (28, 24027170), (31, 21701960), (35, 19221736), (40, 16819019), (56, 12013585), (62, 10850980), (70, 9610868), (124, 5425490), (140, 4805434), (155, 4340392), (179, 3758440), (217, 3100280), (248, 2712745), (280, 2402717), (310, 2170196), (358, 1879220), (433, 1553720), (434, 1550140), (620, 1085098), (716, 939610), (866, 776860), (868, 775070), (895, 751688), (1085, 620056), (1240, 542549), (1253, 536920), (1432, 469805), (1732, 388430), (1736, 387535), (1790, 375844), (2165, 310744), (2170, 310028), (2506, 268460), (3031, 221960), (3464, 194215), (3580, 187922), (4330, 155372), (4340, 155014), (5012, 134230), (5549, 121240), (6062, 110980), (6265, 107384), (7160, 93961), (8660, 77686), (8680, 77507), (10024, 67115), (11098, 60620), (12124, 55490), (12530, 53692), (13423, 50120), (15155, 44392), (17320, 38843), (22196, 30310), (24248, 27745), (25060, 26846)]