31988856

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:157

約数の個数: 128

約数和(自身を含む): 90720000

約数和(自身を除く): 58731144

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 29, 38, 41, 57, 58, 59, 76, 82, 87, 114, 116, 118, 123, 152, 164, 174, 177, 228, 232, 236, 246, 328, 348, 354, 456, 472, 492, 551, 696, 708, 779, 984, 1102, 1121, 1189, 1416, 1558, 1653, 1711, 2204, 2242, 2337, 2378, 2419, 3116, 3306, 3363, 3422, 3567, 4408, 4484, 4674, 4756, 4838, 5133, 6232, 6612, 6726, 6844, 7134, 7257, 8968, 9348, 9512, 9676, 10266, 13224, 13452, 13688, 14268, 14514, 18696, 19352, 20532, 22591, 26904, 28536, 29028, 32509, 41064, 45182, 45961, 58056, 65018, 67773, 70151, 90364, 91922, 97527, 130036, 135546, 137883, 140302, 180728, 183844, 195054, 210453, 260072, 271092, 275766, 280604, 367688, 390108, 420906, 542184, 551532, 561208, 780216, 841812, 1103064, 1332869, 1683624, 2665738, 3998607, 5331476, 7997214, 10662952, 15994428, 31988856]

約数ペア:

[(1, 31988856), (2, 15994428), (3, 10662952), (4, 7997214), (6, 5331476), (8, 3998607), (12, 2665738), (19, 1683624), (24, 1332869), (29, 1103064), (38, 841812), (41, 780216), (57, 561208), (58, 551532), (59, 542184), (76, 420906), (82, 390108), (87, 367688), (114, 280604), (116, 275766), (118, 271092), (123, 260072), (152, 210453), (164, 195054), (174, 183844), (177, 180728), (228, 140302), (232, 137883), (236, 135546), (246, 130036), (328, 97527), (348, 91922), (354, 90364), (456, 70151), (472, 67773), (492, 65018), (551, 58056), (696, 45961), (708, 45182), (779, 41064), (984, 32509), (1102, 29028), (1121, 28536), (1189, 26904), (1416, 22591), (1558, 20532), (1653, 19352), (1711, 18696), (2204, 14514), (2242, 14268), (2337, 13688), (2378, 13452), (2419, 13224), (3116, 10266), (3306, 9676), (3363, 9512), (3422, 9348), (3567, 8968), (4408, 7257), (4484, 7134), (4674, 6844), (4756, 6726), (4838, 6612), (5133, 6232)]