256897872

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7723}}^1$

素因数の和:7758

約数の個数: 160

約数和(自身を含む): 919464960

約数和(自身を除く): 662567088

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 27, 28, 33, 36, 42, 44, 48, 54, 56, 63, 66, 72, 77, 84, 88, 99, 108, 112, 126, 132, 144, 154, 168, 176, 189, 198, 216, 231, 252, 264, 297, 308, 336, 378, 396, 432, 462, 504, 528, 594, 616, 693, 756, 792, 924, 1008, 1188, 1232, 1386, 1512, 1584, 1848, 2079, 2376, 2772, 3024, 3696, 4158, 4752, 5544, 7723, 8316, 11088, 15446, 16632, 23169, 30892, 33264, 46338, 54061, 61784, 69507, 84953, 92676, 108122, 123568, 139014, 162183, 169906, 185352, 208521, 216244, 254859, 278028, 324366, 339812, 370704, 417042, 432488, 486549, 509718, 556056, 594671, 648732, 679624, 764577, 834084, 864976, 973098, 1019436, 1112112, 1189342, 1297464, 1359248, 1459647, 1529154, 1668168, 1784013, 1946196, 2038872, 2293731, 2378684, 2594928, 2919294, 3058308, 3336336, 3568026, 3892392, 4077744, 4587462, 4757368, 5352039, 5838588, 6116616, 7136052, 7784784, 9174924, 9514736, 10704078, 11677176, 12233232, 14272104, 16056117, 18349848, 21408156, 23354352, 28544208, 32112234, 36699696, 42816312, 64224468, 85632624, 128448936, 256897872]

約数ペア:

[(1, 256897872), (2, 128448936), (3, 85632624), (4, 64224468), (6, 42816312), (7, 36699696), (8, 32112234), (9, 28544208), (11, 23354352), (12, 21408156), (14, 18349848), (16, 16056117), (18, 14272104), (21, 12233232), (22, 11677176), (24, 10704078), (27, 9514736), (28, 9174924), (33, 7784784), (36, 7136052), (42, 6116616), (44, 5838588), (48, 5352039), (54, 4757368), (56, 4587462), (63, 4077744), (66, 3892392), (72, 3568026), (77, 3336336), (84, 3058308), (88, 2919294), (99, 2594928), (108, 2378684), (112, 2293731), (126, 2038872), (132, 1946196), (144, 1784013), (154, 1668168), (168, 1529154), (176, 1459647), (189, 1359248), (198, 1297464), (216, 1189342), (231, 1112112), (252, 1019436), (264, 973098), (297, 864976), (308, 834084), (336, 764577), (378, 679624), (396, 648732), (432, 594671), (462, 556056), (504, 509718), (528, 486549), (594, 432488), (616, 417042), (693, 370704), (756, 339812), (792, 324366), (924, 278028), (1008, 254859), (1188, 216244), (1232, 208521), (1386, 185352), (1512, 169906), (1584, 162183), (1848, 139014), (2079, 123568), (2376, 108122), (2772, 92676), (3024, 84953), (3696, 69507), (4158, 61784), (4752, 54061), (5544, 46338), (7723, 33264), (8316, 30892), (11088, 23169), (15446, 16632)]