251473488

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{3449}}^1$

素因数の和:3505

約数の個数: 120

約数和(自身を含む): 780307200

約数和(自身を除く): 528833712

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 49, 56, 62, 84, 93, 98, 112, 124, 147, 168, 186, 196, 217, 248, 294, 336, 372, 392, 434, 496, 588, 651, 744, 784, 868, 1176, 1302, 1488, 1519, 1736, 2352, 2604, 3038, 3449, 3472, 4557, 5208, 6076, 6898, 9114, 10347, 10416, 12152, 13796, 18228, 20694, 24143, 24304, 27592, 36456, 41388, 48286, 55184, 72429, 72912, 82776, 96572, 106919, 144858, 165552, 169001, 193144, 213838, 289716, 320757, 338002, 386288, 427676, 507003, 579432, 641514, 676004, 748433, 855352, 1014006, 1158864, 1283028, 1352008, 1496866, 1710704, 2028012, 2245299, 2566056, 2704016, 2993732, 4056024, 4490598, 5132112, 5239031, 5987464, 8112048, 8981196, 10478062, 11974928, 15717093, 17962392, 20956124, 31434186, 35924784, 41912248, 62868372, 83824496, 125736744, 251473488]

約数ペア:

[(1, 251473488), (2, 125736744), (3, 83824496), (4, 62868372), (6, 41912248), (7, 35924784), (8, 31434186), (12, 20956124), (14, 17962392), (16, 15717093), (21, 11974928), (24, 10478062), (28, 8981196), (31, 8112048), (42, 5987464), (48, 5239031), (49, 5132112), (56, 4490598), (62, 4056024), (84, 2993732), (93, 2704016), (98, 2566056), (112, 2245299), (124, 2028012), (147, 1710704), (168, 1496866), (186, 1352008), (196, 1283028), (217, 1158864), (248, 1014006), (294, 855352), (336, 748433), (372, 676004), (392, 641514), (434, 579432), (496, 507003), (588, 427676), (651, 386288), (744, 338002), (784, 320757), (868, 289716), (1176, 213838), (1302, 193144), (1488, 169001), (1519, 165552), (1736, 144858), (2352, 106919), (2604, 96572), (3038, 82776), (3449, 72912), (3472, 72429), (4557, 55184), (5208, 48286), (6076, 41388), (6898, 36456), (9114, 27592), (10347, 24304), (10416, 24143), (12152, 20694), (13796, 18228)]