217375312

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{2417}}^1$

素因数の和:2516

約数の個数: 80

約数和(自身を含む): 532501632

約数和(自身を除く): 315126320

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 73, 77, 88, 112, 146, 154, 176, 292, 308, 511, 584, 616, 803, 1022, 1168, 1232, 1606, 2044, 2417, 3212, 4088, 4834, 5621, 6424, 8176, 9668, 11242, 12848, 16919, 19336, 22484, 26587, 33838, 38672, 44968, 53174, 67676, 89936, 106348, 135352, 176441, 186109, 212696, 270704, 352882, 372218, 425392, 705764, 744436, 1235087, 1411528, 1488872, 1940851, 2470174, 2823056, 2977744, 3881702, 4940348, 7763404, 9880696, 13585957, 15526808, 19761392, 27171914, 31053616, 54343828, 108687656, 217375312]

約数ペア:

[(1, 217375312), (2, 108687656), (4, 54343828), (7, 31053616), (8, 27171914), (11, 19761392), (14, 15526808), (16, 13585957), (22, 9880696), (28, 7763404), (44, 4940348), (56, 3881702), (73, 2977744), (77, 2823056), (88, 2470174), (112, 1940851), (146, 1488872), (154, 1411528), (176, 1235087), (292, 744436), (308, 705764), (511, 425392), (584, 372218), (616, 352882), (803, 270704), (1022, 212696), (1168, 186109), (1232, 176441), (1606, 135352), (2044, 106348), (2417, 89936), (3212, 67676), (4088, 53174), (4834, 44968), (5621, 38672), (6424, 33838), (8176, 26587), (9668, 22484), (11242, 19336), (12848, 16919)]