256550616

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{367}}^1$

素因数の和:478

約数の個数: 192

約数和(自身を含む): 849638400

約数和(自身を除く): 593087784

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 56, 57, 63, 72, 73, 76, 84, 114, 126, 133, 146, 152, 168, 171, 219, 228, 252, 266, 292, 342, 367, 399, 438, 456, 504, 511, 532, 584, 657, 684, 734, 798, 876, 1022, 1064, 1101, 1197, 1314, 1368, 1387, 1468, 1533, 1596, 1752, 2044, 2202, 2394, 2569, 2628, 2774, 2936, 3066, 3192, 3303, 4088, 4161, 4404, 4599, 4788, 5138, 5256, 5548, 6132, 6606, 6973, 7707, 8322, 8808, 9198, 9576, 9709, 10276, 11096, 12264, 12483, 13212, 13946, 15414, 16644, 18396, 19418, 20552, 20919, 23121, 24966, 26424, 26791, 27892, 29127, 30828, 33288, 36792, 38836, 41838, 46242, 48811, 49932, 53582, 55784, 58254, 61656, 62757, 77672, 80373, 83676, 87381, 92484, 97622, 99864, 107164, 116508, 125514, 146433, 160746, 167352, 174762, 184968, 187537, 195244, 214328, 233016, 241119, 251028, 292866, 321492, 349524, 375074, 390488, 439299, 482238, 502056, 509029, 562611, 585732, 642984, 699048, 750148, 878598, 964476, 1018058, 1125222, 1171464, 1500296, 1527087, 1687833, 1757196, 1928952, 2036116, 2250444, 3054174, 3375666, 3514392, 3563203, 4072232, 4500888, 4581261, 6108348, 6751332, 7126406, 9162522, 10689609, 12216696, 13502664, 14252812, 18325044, 21379218, 28505624, 32068827, 36650088, 42758436, 64137654, 85516872, 128275308, 256550616]

約数ペア:

[(1, 256550616), (2, 128275308), (3, 85516872), (4, 64137654), (6, 42758436), (7, 36650088), (8, 32068827), (9, 28505624), (12, 21379218), (14, 18325044), (18, 14252812), (19, 13502664), (21, 12216696), (24, 10689609), (28, 9162522), (36, 7126406), (38, 6751332), (42, 6108348), (56, 4581261), (57, 4500888), (63, 4072232), (72, 3563203), (73, 3514392), (76, 3375666), (84, 3054174), (114, 2250444), (126, 2036116), (133, 1928952), (146, 1757196), (152, 1687833), (168, 1527087), (171, 1500296), (219, 1171464), (228, 1125222), (252, 1018058), (266, 964476), (292, 878598), (342, 750148), (367, 699048), (399, 642984), (438, 585732), (456, 562611), (504, 509029), (511, 502056), (532, 482238), (584, 439299), (657, 390488), (684, 375074), (734, 349524), (798, 321492), (876, 292866), (1022, 251028), (1064, 241119), (1101, 233016), (1197, 214328), (1314, 195244), (1368, 187537), (1387, 184968), (1468, 174762), (1533, 167352), (1596, 160746), (1752, 146433), (2044, 125514), (2202, 116508), (2394, 107164), (2569, 99864), (2628, 97622), (2774, 92484), (2936, 87381), (3066, 83676), (3192, 80373), (3303, 77672), (4088, 62757), (4161, 61656), (4404, 58254), (4599, 55784), (4788, 53582), (5138, 49932), (5256, 48811), (5548, 46242), (6132, 41838), (6606, 38836), (6973, 36792), (7707, 33288), (8322, 30828), (8808, 29127), (9198, 27892), (9576, 26791), (9709, 26424), (10276, 24966), (11096, 23121), (12264, 20919), (12483, 20552), (13212, 19418), (13946, 18396), (15414, 16644)]