20105741664

素因数分解:

$2^5\times 3^2\times {\mathrm{131}}^1\times {\mathrm{463}}^1\times {\mathrm{1151}}^1$

素因数の和:1761

約数の個数: 144

約数和(自身を含む): 57786753024

約数和(自身を除く): 37681011360

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 131, 144, 262, 288, 393, 463, 524, 786, 926, 1048, 1151, 1179, 1389, 1572, 1852, 2096, 2302, 2358, 2778, 3144, 3453, 3704, 4167, 4192, 4604, 4716, 5556, 6288, 6906, 7408, 8334, 9208, 9432, 10359, 11112, 12576, 13812, 14816, 16668, 18416, 18864, 20718, 22224, 27624, 33336, 36832, 37728, 41436, 44448, 55248, 60653, 66672, 82872, 110496, 121306, 133344, 150781, 165744, 181959, 242612, 301562, 331488, 363918, 452343, 485224, 532913, 545877, 603124, 727836, 904686, 970448, 1065826, 1091754, 1206248, 1357029, 1455672, 1598739, 1809372, 1940896, 2131652, 2183508, 2412496, 2714058, 2911344, 3197478, 3618744, 4263304, 4367016, 4796217, 4824992, 5428116, 5822688, 6394956, 7237488, 8526608, 8734032, 9592434, 10856232, 12789912, 14474976, 17053216, 17468064, 19184868, 21712464, 25579824, 38369736, 43424928, 51159648, 69811603, 76739472, 139623206, 153478944, 209434809, 279246412, 418869618, 558492824, 628304427, 837739236, 1116985648, 1256608854, 1675478472, 2233971296, 2513217708, 3350956944, 5026435416, 6701913888, 10052870832, 20105741664]

約数ペア:

[(1, 20105741664), (2, 10052870832), (3, 6701913888), (4, 5026435416), (6, 3350956944), (8, 2513217708), (9, 2233971296), (12, 1675478472), (16, 1256608854), (18, 1116985648), (24, 837739236), (32, 628304427), (36, 558492824), (48, 418869618), (72, 279246412), (96, 209434809), (131, 153478944), (144, 139623206), (262, 76739472), (288, 69811603), (393, 51159648), (463, 43424928), (524, 38369736), (786, 25579824), (926, 21712464), (1048, 19184868), (1151, 17468064), (1179, 17053216), (1389, 14474976), (1572, 12789912), (1852, 10856232), (2096, 9592434), (2302, 8734032), (2358, 8526608), (2778, 7237488), (3144, 6394956), (3453, 5822688), (3704, 5428116), (4167, 4824992), (4192, 4796217), (4604, 4367016), (4716, 4263304), (5556, 3618744), (6288, 3197478), (6906, 2911344), (7408, 2714058), (8334, 2412496), (9208, 2183508), (9432, 2131652), (10359, 1940896), (11112, 1809372), (12576, 1598739), (13812, 1455672), (14816, 1357029), (16668, 1206248), (18416, 1091754), (18864, 1065826), (20718, 970448), (22224, 904686), (27624, 727836), (33336, 603124), (36832, 545877), (37728, 532913), (41436, 485224), (44448, 452343), (55248, 363918), (60653, 331488), (66672, 301562), (82872, 242612), (110496, 181959), (121306, 165744), (133344, 150781)]