251420976

素因数分解:

$2^4\times 3^3\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:288

約数の個数: 160

約数和(自身を含む): 749952000

約数和(自身を除く): 498531024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 53, 54, 72, 79, 106, 108, 139, 144, 158, 159, 212, 216, 237, 278, 316, 318, 417, 424, 432, 474, 477, 556, 632, 636, 711, 834, 848, 948, 954, 1112, 1251, 1264, 1272, 1422, 1431, 1668, 1896, 1908, 2133, 2224, 2502, 2544, 2844, 2862, 3336, 3753, 3792, 3816, 4187, 4266, 5004, 5688, 5724, 6672, 7367, 7506, 7632, 8374, 8532, 10008, 10981, 11376, 11448, 12561, 14734, 15012, 16748, 17064, 20016, 21962, 22101, 22896, 25122, 29468, 30024, 32943, 33496, 34128, 37683, 43924, 44202, 50244, 58936, 60048, 65886, 66303, 66992, 75366, 87848, 88404, 98829, 100488, 113049, 117872, 131772, 132606, 150732, 175696, 176808, 197658, 198909, 200976, 226098, 263544, 265212, 296487, 301464, 353616, 395316, 397818, 452196, 527088, 530424, 581993, 592974, 602928, 790632, 795636, 904392, 1060848, 1163986, 1185948, 1581264, 1591272, 1745979, 1808784, 2327972, 2371896, 3182544, 3491958, 4655944, 4743792, 5237937, 6983916, 9311888, 10475874, 13967832, 15713811, 20951748, 27935664, 31427622, 41903496, 62855244, 83806992, 125710488, 251420976]

約数ペア:

[(1, 251420976), (2, 125710488), (3, 83806992), (4, 62855244), (6, 41903496), (8, 31427622), (9, 27935664), (12, 20951748), (16, 15713811), (18, 13967832), (24, 10475874), (27, 9311888), (36, 6983916), (48, 5237937), (53, 4743792), (54, 4655944), (72, 3491958), (79, 3182544), (106, 2371896), (108, 2327972), (139, 1808784), (144, 1745979), (158, 1591272), (159, 1581264), (212, 1185948), (216, 1163986), (237, 1060848), (278, 904392), (316, 795636), (318, 790632), (417, 602928), (424, 592974), (432, 581993), (474, 530424), (477, 527088), (556, 452196), (632, 397818), (636, 395316), (711, 353616), (834, 301464), (848, 296487), (948, 265212), (954, 263544), (1112, 226098), (1251, 200976), (1264, 198909), (1272, 197658), (1422, 176808), (1431, 175696), (1668, 150732), (1896, 132606), (1908, 131772), (2133, 117872), (2224, 113049), (2502, 100488), (2544, 98829), (2844, 88404), (2862, 87848), (3336, 75366), (3753, 66992), (3792, 66303), (3816, 65886), (4187, 60048), (4266, 58936), (5004, 50244), (5688, 44202), (5724, 43924), (6672, 37683), (7367, 34128), (7506, 33496), (7632, 32943), (8374, 30024), (8532, 29468), (10008, 25122), (10981, 22896), (11376, 22101), (11448, 21962), (12561, 20016), (14734, 17064), (15012, 16748)]