280151808

素因数分解:

$2^8\times 3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:374

約数の個数: 144

約数和(自身を含む): 798631680

約数和(自身を除く): 518479872

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 73, 76, 96, 114, 128, 146, 152, 192, 219, 228, 256, 263, 292, 304, 384, 438, 456, 526, 584, 608, 768, 789, 876, 912, 1052, 1168, 1216, 1387, 1578, 1752, 1824, 2104, 2336, 2432, 2774, 3156, 3504, 3648, 4161, 4208, 4672, 4864, 4997, 5548, 6312, 7008, 7296, 8322, 8416, 9344, 9994, 11096, 12624, 14016, 14592, 14991, 16644, 16832, 18688, 19199, 19988, 22192, 25248, 28032, 29982, 33288, 33664, 38398, 39976, 44384, 50496, 56064, 57597, 59964, 66576, 67328, 76796, 79952, 88768, 100992, 115194, 119928, 133152, 153592, 159904, 177536, 201984, 230388, 239856, 266304, 307184, 319808, 355072, 364781, 460776, 479712, 532608, 614368, 639616, 729562, 921552, 959424, 1065216, 1094343, 1228736, 1279232, 1459124, 1843104, 1918848, 2188686, 2457472, 2918248, 3686208, 3837696, 4377372, 4914944, 5836496, 7372416, 8754744, 11672992, 14744832, 17509488, 23345984, 35018976, 46691968, 70037952, 93383936, 140075904, 280151808]

約数ペア:

[(1, 280151808), (2, 140075904), (3, 93383936), (4, 70037952), (6, 46691968), (8, 35018976), (12, 23345984), (16, 17509488), (19, 14744832), (24, 11672992), (32, 8754744), (38, 7372416), (48, 5836496), (57, 4914944), (64, 4377372), (73, 3837696), (76, 3686208), (96, 2918248), (114, 2457472), (128, 2188686), (146, 1918848), (152, 1843104), (192, 1459124), (219, 1279232), (228, 1228736), (256, 1094343), (263, 1065216), (292, 959424), (304, 921552), (384, 729562), (438, 639616), (456, 614368), (526, 532608), (584, 479712), (608, 460776), (768, 364781), (789, 355072), (876, 319808), (912, 307184), (1052, 266304), (1168, 239856), (1216, 230388), (1387, 201984), (1578, 177536), (1752, 159904), (1824, 153592), (2104, 133152), (2336, 119928), (2432, 115194), (2774, 100992), (3156, 88768), (3504, 79952), (3648, 76796), (4161, 67328), (4208, 66576), (4672, 59964), (4864, 57597), (4997, 56064), (5548, 50496), (6312, 44384), (7008, 39976), (7296, 38398), (8322, 33664), (8416, 33288), (9344, 29982), (9994, 28032), (11096, 25248), (12624, 22192), (14016, 19988), (14592, 19199), (14991, 18688), (16644, 16832)]