661852416

素因数分解:

$2^8\times 3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:552

約数の個数: 144

約数和(自身を含む): 1863146880

約数和(自身を除く): 1201294464

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 89, 92, 96, 128, 138, 178, 184, 192, 256, 267, 276, 356, 368, 384, 421, 534, 552, 712, 736, 768, 842, 1068, 1104, 1263, 1424, 1472, 1684, 2047, 2136, 2208, 2526, 2848, 2944, 3368, 4094, 4272, 4416, 5052, 5696, 5888, 6141, 6736, 8188, 8544, 8832, 9683, 10104, 11392, 12282, 13472, 16376, 17088, 17664, 19366, 20208, 22784, 24564, 26944, 29049, 32752, 34176, 37469, 38732, 40416, 49128, 53888, 58098, 65504, 68352, 74938, 77464, 80832, 98256, 107776, 112407, 116196, 131008, 149876, 154928, 161664, 196512, 224814, 232392, 262016, 299752, 309856, 323328, 393024, 449628, 464784, 524032, 599504, 619712, 786048, 861787, 899256, 929568, 1199008, 1239424, 1572096, 1723574, 1798512, 1859136, 2398016, 2478848, 2585361, 3447148, 3597024, 3718272, 4796032, 5170722, 6894296, 7194048, 7436544, 9592064, 10341444, 13788592, 14388096, 20682888, 27577184, 28776192, 41365776, 55154368, 82731552, 110308736, 165463104, 220617472, 330926208, 661852416]

約数ペア:

[(1, 661852416), (2, 330926208), (3, 220617472), (4, 165463104), (6, 110308736), (8, 82731552), (12, 55154368), (16, 41365776), (23, 28776192), (24, 27577184), (32, 20682888), (46, 14388096), (48, 13788592), (64, 10341444), (69, 9592064), (89, 7436544), (92, 7194048), (96, 6894296), (128, 5170722), (138, 4796032), (178, 3718272), (184, 3597024), (192, 3447148), (256, 2585361), (267, 2478848), (276, 2398016), (356, 1859136), (368, 1798512), (384, 1723574), (421, 1572096), (534, 1239424), (552, 1199008), (712, 929568), (736, 899256), (768, 861787), (842, 786048), (1068, 619712), (1104, 599504), (1263, 524032), (1424, 464784), (1472, 449628), (1684, 393024), (2047, 323328), (2136, 309856), (2208, 299752), (2526, 262016), (2848, 232392), (2944, 224814), (3368, 196512), (4094, 161664), (4272, 154928), (4416, 149876), (5052, 131008), (5696, 116196), (5888, 112407), (6141, 107776), (6736, 98256), (8188, 80832), (8544, 77464), (8832, 74938), (9683, 68352), (10104, 65504), (11392, 58098), (12282, 53888), (13472, 49128), (16376, 40416), (17088, 38732), (17664, 37469), (19366, 34176), (20208, 32752), (22784, 29049), (24564, 26944)]