1821998464

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:114

約数の個数: 256

約数和(自身を含む): 4660992000

約数和(自身を除く): 2838993536

約数列:

[1, 2, 4, 8, 11, 13, 16, 19, 22, 26, 31, 32, 38, 44, 52, 62, 64, 76, 88, 104, 124, 128, 143, 152, 169, 176, 208, 209, 247, 248, 286, 304, 338, 341, 352, 403, 416, 418, 494, 496, 572, 589, 608, 676, 682, 704, 806, 832, 836, 988, 992, 1144, 1178, 1216, 1352, 1364, 1408, 1612, 1664, 1672, 1859, 1976, 1984, 2197, 2288, 2356, 2432, 2704, 2717, 2728, 3211, 3224, 3344, 3718, 3952, 3968, 4394, 4433, 4576, 4712, 5239, 5408, 5434, 5456, 6422, 6448, 6479, 6688, 7436, 7657, 7904, 8788, 8866, 9152, 9424, 10478, 10816, 10868, 10912, 12844, 12896, 12958, 13376, 14872, 15314, 15808, 17576, 17732, 18304, 18848, 20956, 21632, 21736, 21824, 24167, 25688, 25792, 25916, 26752, 29744, 30628, 31616, 35152, 35321, 35464, 37696, 41743, 41912, 43472, 43648, 48334, 51376, 51584, 51832, 57629, 59488, 61256, 68107, 70304, 70642, 70928, 75392, 83486, 83824, 84227, 86944, 96668, 99541, 102752, 103664, 115258, 118976, 122512, 136214, 140608, 141284, 141856, 166972, 167648, 168454, 173888, 193336, 199082, 205504, 207328, 230516, 237952, 245024, 272428, 281216, 282568, 283712, 333944, 335296, 336908, 347776, 386672, 398164, 411008, 414656, 459173, 461032, 490048, 544856, 565136, 567424, 667888, 670592, 673816, 749177, 773344, 796328, 829312, 918346, 922064, 980096, 1089712, 1094951, 1130272, 1294033, 1335776, 1347632, 1498354, 1546688, 1592656, 1836692, 1844128, 2179424, 2189902, 2260544, 2588066, 2671552, 2695264, 2996708, 3093376, 3185312, 3673384, 3688256, 4358848, 4379804, 4521088, 5176132, 5343104, 5390528, 5993416, 6370624, 7346768, 7376512, 8717696, 8759608, 10352264, 10781056, 11986832, 12741248, 14234363, 14693536, 17519216, 20704528, 23973664, 28468726, 29387072, 35038432, 41409056, 47947328, 56937452, 58774144, 70076864, 82818112, 95894656, 113874904, 140153728, 165636224, 227749808, 455499616, 910999232, 1821998464]

約数ペア:

[(1, 1821998464), (2, 910999232), (4, 455499616), (8, 227749808), (11, 165636224), (13, 140153728), (16, 113874904), (19, 95894656), (22, 82818112), (26, 70076864), (31, 58774144), (32, 56937452), (38, 47947328), (44, 41409056), (52, 35038432), (62, 29387072), (64, 28468726), (76, 23973664), (88, 20704528), (104, 17519216), (124, 14693536), (128, 14234363), (143, 12741248), (152, 11986832), (169, 10781056), (176, 10352264), (208, 8759608), (209, 8717696), (247, 7376512), (248, 7346768), (286, 6370624), (304, 5993416), (338, 5390528), (341, 5343104), (352, 5176132), (403, 4521088), (416, 4379804), (418, 4358848), (494, 3688256), (496, 3673384), (572, 3185312), (589, 3093376), (608, 2996708), (676, 2695264), (682, 2671552), (704, 2588066), (806, 2260544), (832, 2189902), (836, 2179424), (988, 1844128), (992, 1836692), (1144, 1592656), (1178, 1546688), (1216, 1498354), (1352, 1347632), (1364, 1335776), (1408, 1294033), (1612, 1130272), (1664, 1094951), (1672, 1089712), (1859, 980096), (1976, 922064), (1984, 918346), (2197, 829312), (2288, 796328), (2356, 773344), (2432, 749177), (2704, 673816), (2717, 670592), (2728, 667888), (3211, 567424), (3224, 565136), (3344, 544856), (3718, 490048), (3952, 461032), (3968, 459173), (4394, 414656), (4433, 411008), (4576, 398164), (4712, 386672), (5239, 347776), (5408, 336908), (5434, 335296), (5456, 333944), (6422, 283712), (6448, 282568), (6479, 281216), (6688, 272428), (7436, 245024), (7657, 237952), (7904, 230516), (8788, 207328), (8866, 205504), (9152, 199082), (9424, 193336), (10478, 173888), (10816, 168454), (10868, 167648), (10912, 166972), (12844, 141856), (12896, 141284), (12958, 140608), (13376, 136214), (14872, 122512), (15314, 118976), (15808, 115258), (17576, 103664), (17732, 102752), (18304, 99541), (18848, 96668), (20956, 86944), (21632, 84227), (21736, 83824), (21824, 83486), (24167, 75392), (25688, 70928), (25792, 70642), (25916, 70304), (26752, 68107), (29744, 61256), (30628, 59488), (31616, 57629), (35152, 51832), (35321, 51584), (35464, 51376), (37696, 48334), (41743, 43648), (41912, 43472)]