254730224

素因数分解:

$2^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:323

約数の個数: 120

約数和(自身を含む): 607961088

約数和(自身を除く): 353230864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 47, 49, 56, 62, 94, 98, 112, 124, 188, 196, 217, 223, 248, 329, 376, 392, 434, 446, 496, 658, 752, 784, 868, 892, 1316, 1457, 1519, 1561, 1736, 1784, 2303, 2632, 2914, 3038, 3122, 3472, 3568, 4606, 5264, 5828, 6076, 6244, 6913, 9212, 10199, 10481, 10927, 11656, 12152, 12488, 13826, 18424, 20398, 20962, 21854, 23312, 24304, 24976, 27652, 36848, 40796, 41924, 43708, 48391, 55304, 71393, 73367, 81592, 83848, 87416, 96782, 110608, 142786, 146734, 163184, 167696, 174832, 193564, 285572, 293468, 324911, 338737, 387128, 513569, 571144, 586936, 649822, 677474, 774256, 1027138, 1142288, 1173872, 1299644, 1354948, 2054276, 2274377, 2599288, 2709896, 4108552, 4548754, 5198576, 5419792, 8217104, 9097508, 15920639, 18195016, 31841278, 36390032, 63682556, 127365112, 254730224]

約数ペア:

[(1, 254730224), (2, 127365112), (4, 63682556), (7, 36390032), (8, 31841278), (14, 18195016), (16, 15920639), (28, 9097508), (31, 8217104), (47, 5419792), (49, 5198576), (56, 4548754), (62, 4108552), (94, 2709896), (98, 2599288), (112, 2274377), (124, 2054276), (188, 1354948), (196, 1299644), (217, 1173872), (223, 1142288), (248, 1027138), (329, 774256), (376, 677474), (392, 649822), (434, 586936), (446, 571144), (496, 513569), (658, 387128), (752, 338737), (784, 324911), (868, 293468), (892, 285572), (1316, 193564), (1457, 174832), (1519, 167696), (1561, 163184), (1736, 146734), (1784, 142786), (2303, 110608), (2632, 96782), (2914, 87416), (3038, 83848), (3122, 81592), (3472, 73367), (3568, 71393), (4606, 55304), (5264, 48391), (5828, 43708), (6076, 41924), (6244, 40796), (6913, 36848), (9212, 27652), (10199, 24976), (10481, 24304), (10927, 23312), (11656, 21854), (12152, 20962), (12488, 20398), (13826, 18424)]