256511719584

素因数分解:

$2^5\times 3^2\times {\mathrm{199}}^1\times {\mathrm{4475707}}^1$

素因数の和:4475922

約数の個数: 72

約数和(自身を含む): 733120970400

約数和(自身を除く): 476609250816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 199, 288, 398, 597, 796, 1194, 1592, 1791, 2388, 3184, 3582, 4776, 6368, 7164, 9552, 14328, 19104, 28656, 57312, 4475707, 8951414, 13427121, 17902828, 26854242, 35805656, 40281363, 53708484, 71611312, 80562726, 107416968, 143222624, 161125452, 214833936, 322250904, 429667872, 644501808, 890665693, 1289003616, 1781331386, 2671997079, 3562662772, 5343994158, 7125325544, 8015991237, 10687988316, 14250651088, 16031982474, 21375976632, 28501302176, 32063964948, 42751953264, 64127929896, 85503906528, 128255859792, 256511719584]

約数ペア:

[(1, 256511719584), (2, 128255859792), (3, 85503906528), (4, 64127929896), (6, 42751953264), (8, 32063964948), (9, 28501302176), (12, 21375976632), (16, 16031982474), (18, 14250651088), (24, 10687988316), (32, 8015991237), (36, 7125325544), (48, 5343994158), (72, 3562662772), (96, 2671997079), (144, 1781331386), (199, 1289003616), (288, 890665693), (398, 644501808), (597, 429667872), (796, 322250904), (1194, 214833936), (1592, 161125452), (1791, 143222624), (2388, 107416968), (3184, 80562726), (3582, 71611312), (4776, 53708484), (6368, 40281363), (7164, 35805656), (9552, 26854242), (14328, 17902828), (19104, 13427121), (28656, 8951414), (57312, 4475707)]