256352664

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1$

素因数の和:361

約数の個数: 128

約数和(自身を含む): 702535680

約数和(自身を除く): 446183016

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 41, 46, 47, 69, 82, 92, 94, 123, 138, 141, 164, 184, 188, 241, 246, 276, 282, 328, 376, 482, 492, 552, 564, 723, 943, 964, 984, 1081, 1128, 1446, 1886, 1927, 1928, 2162, 2829, 2892, 3243, 3772, 3854, 4324, 5543, 5658, 5781, 5784, 6486, 7544, 7708, 8648, 9881, 11086, 11316, 11327, 11562, 12972, 15416, 16629, 19762, 22172, 22632, 22654, 23124, 25944, 29643, 33258, 33981, 39524, 44321, 44344, 45308, 46248, 59286, 66516, 67962, 79048, 88642, 90616, 118572, 132963, 133032, 135924, 177284, 227263, 237144, 260521, 265926, 271848, 354568, 454526, 464407, 521042, 531852, 681789, 781563, 909052, 928814, 1042084, 1063704, 1363578, 1393221, 1563126, 1818104, 1857628, 2084168, 2727156, 2786442, 3126252, 3715256, 5454312, 5572884, 6252504, 10681361, 11145768, 21362722, 32044083, 42725444, 64088166, 85450888, 128176332, 256352664]

約数ペア:

[(1, 256352664), (2, 128176332), (3, 85450888), (4, 64088166), (6, 42725444), (8, 32044083), (12, 21362722), (23, 11145768), (24, 10681361), (41, 6252504), (46, 5572884), (47, 5454312), (69, 3715256), (82, 3126252), (92, 2786442), (94, 2727156), (123, 2084168), (138, 1857628), (141, 1818104), (164, 1563126), (184, 1393221), (188, 1363578), (241, 1063704), (246, 1042084), (276, 928814), (282, 909052), (328, 781563), (376, 681789), (482, 531852), (492, 521042), (552, 464407), (564, 454526), (723, 354568), (943, 271848), (964, 265926), (984, 260521), (1081, 237144), (1128, 227263), (1446, 177284), (1886, 135924), (1927, 133032), (1928, 132963), (2162, 118572), (2829, 90616), (2892, 88642), (3243, 79048), (3772, 67962), (3854, 66516), (4324, 59286), (5543, 46248), (5658, 45308), (5781, 44344), (5784, 44321), (6486, 39524), (7544, 33981), (7708, 33258), (8648, 29643), (9881, 25944), (11086, 23124), (11316, 22654), (11327, 22632), (11562, 22172), (12972, 19762), (15416, 16629)]