31140256

素因数分解:

$2^5\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:174

約数の個数: 96

約数和(自身を含む): 74245248

約数和(自身を除く): 43104992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 53, 56, 61, 86, 106, 112, 122, 172, 212, 224, 244, 301, 344, 371, 424, 427, 488, 602, 688, 742, 848, 854, 976, 1204, 1376, 1484, 1696, 1708, 1952, 2279, 2408, 2623, 2968, 3233, 3416, 4558, 4816, 5246, 5936, 6466, 6832, 9116, 9632, 10492, 11872, 12932, 13664, 15953, 18232, 18361, 20984, 22631, 25864, 31906, 36464, 36722, 41968, 45262, 51728, 63812, 72928, 73444, 83936, 90524, 103456, 127624, 139019, 146888, 181048, 255248, 278038, 293776, 362096, 510496, 556076, 587552, 724192, 973133, 1112152, 1946266, 2224304, 3892532, 4448608, 7785064, 15570128, 31140256]

約数ペア:

[(1, 31140256), (2, 15570128), (4, 7785064), (7, 4448608), (8, 3892532), (14, 2224304), (16, 1946266), (28, 1112152), (32, 973133), (43, 724192), (53, 587552), (56, 556076), (61, 510496), (86, 362096), (106, 293776), (112, 278038), (122, 255248), (172, 181048), (212, 146888), (224, 139019), (244, 127624), (301, 103456), (344, 90524), (371, 83936), (424, 73444), (427, 72928), (488, 63812), (602, 51728), (688, 45262), (742, 41968), (848, 36722), (854, 36464), (976, 31906), (1204, 25864), (1376, 22631), (1484, 20984), (1696, 18361), (1708, 18232), (1952, 15953), (2279, 13664), (2408, 12932), (2623, 11872), (2968, 10492), (3233, 9632), (3416, 9116), (4558, 6832), (4816, 6466), (5246, 5936)]