253993264

素因数分解:

$2^4\times 7^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:243

約数の個数: 120

約数和(自身を含む): 599479488

約数和(自身を除く): 345486224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 49, 56, 61, 94, 98, 112, 113, 122, 188, 196, 226, 244, 329, 376, 392, 427, 452, 488, 658, 752, 784, 791, 854, 904, 976, 1316, 1582, 1708, 1808, 2303, 2632, 2867, 2989, 3164, 3416, 4606, 5264, 5311, 5537, 5734, 5978, 6328, 6832, 6893, 9212, 10622, 11074, 11468, 11956, 12656, 13786, 18424, 20069, 21244, 22148, 22936, 23912, 27572, 36848, 37177, 40138, 42488, 44296, 45872, 47824, 48251, 55144, 74354, 80276, 84976, 88592, 96502, 110288, 140483, 148708, 160552, 193004, 260239, 280966, 297416, 321104, 323971, 337757, 386008, 520478, 561932, 594832, 647942, 675514, 772016, 1040956, 1123864, 1295884, 1351028, 2081912, 2247728, 2267797, 2591768, 2702056, 4163824, 4535594, 5183536, 5404112, 9071188, 15874579, 18142376, 31749158, 36284752, 63498316, 126996632, 253993264]

約数ペア:

[(1, 253993264), (2, 126996632), (4, 63498316), (7, 36284752), (8, 31749158), (14, 18142376), (16, 15874579), (28, 9071188), (47, 5404112), (49, 5183536), (56, 4535594), (61, 4163824), (94, 2702056), (98, 2591768), (112, 2267797), (113, 2247728), (122, 2081912), (188, 1351028), (196, 1295884), (226, 1123864), (244, 1040956), (329, 772016), (376, 675514), (392, 647942), (427, 594832), (452, 561932), (488, 520478), (658, 386008), (752, 337757), (784, 323971), (791, 321104), (854, 297416), (904, 280966), (976, 260239), (1316, 193004), (1582, 160552), (1708, 148708), (1808, 140483), (2303, 110288), (2632, 96502), (2867, 88592), (2989, 84976), (3164, 80276), (3416, 74354), (4606, 55144), (5264, 48251), (5311, 47824), (5537, 45872), (5734, 44296), (5978, 42488), (6328, 40138), (6832, 37177), (6893, 36848), (9212, 27572), (10622, 23912), (11074, 22936), (11468, 22148), (11956, 21244), (12656, 20069), (13786, 18424)]