31128768

素因数分解:

$2^6\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^3$

素因数の和:80

約数の個数: 168

約数和(自身を含む): 103418640

約数和(自身を除く): 72289872

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 17, 18, 22, 24, 32, 33, 34, 36, 44, 48, 51, 64, 66, 68, 72, 88, 96, 99, 102, 132, 136, 144, 153, 176, 187, 192, 198, 204, 264, 272, 288, 289, 306, 352, 374, 396, 408, 528, 544, 561, 576, 578, 612, 704, 748, 792, 816, 867, 1056, 1088, 1122, 1156, 1224, 1496, 1584, 1632, 1683, 1734, 2112, 2244, 2312, 2448, 2601, 2992, 3168, 3179, 3264, 3366, 3468, 4488, 4624, 4896, 4913, 5202, 5984, 6336, 6358, 6732, 6936, 8976, 9248, 9537, 9792, 9826, 10404, 11968, 12716, 13464, 13872, 14739, 17952, 18496, 19074, 19652, 20808, 25432, 26928, 27744, 28611, 29478, 35904, 38148, 39304, 41616, 44217, 50864, 53856, 54043, 55488, 57222, 58956, 76296, 78608, 83232, 88434, 101728, 107712, 108086, 114444, 117912, 152592, 157216, 162129, 166464, 176868, 203456, 216172, 228888, 235824, 305184, 314432, 324258, 353736, 432344, 457776, 471648, 486387, 610368, 648516, 707472, 864688, 915552, 943296, 972774, 1297032, 1414944, 1729376, 1831104, 1945548, 2594064, 2829888, 3458752, 3891096, 5188128, 7782192, 10376256, 15564384, 31128768]

約数ペア:

[(1, 31128768), (2, 15564384), (3, 10376256), (4, 7782192), (6, 5188128), (8, 3891096), (9, 3458752), (11, 2829888), (12, 2594064), (16, 1945548), (17, 1831104), (18, 1729376), (22, 1414944), (24, 1297032), (32, 972774), (33, 943296), (34, 915552), (36, 864688), (44, 707472), (48, 648516), (51, 610368), (64, 486387), (66, 471648), (68, 457776), (72, 432344), (88, 353736), (96, 324258), (99, 314432), (102, 305184), (132, 235824), (136, 228888), (144, 216172), (153, 203456), (176, 176868), (187, 166464), (192, 162129), (198, 157216), (204, 152592), (264, 117912), (272, 114444), (288, 108086), (289, 107712), (306, 101728), (352, 88434), (374, 83232), (396, 78608), (408, 76296), (528, 58956), (544, 57222), (561, 55488), (576, 54043), (578, 53856), (612, 50864), (704, 44217), (748, 41616), (792, 39304), (816, 38148), (867, 35904), (1056, 29478), (1088, 28611), (1122, 27744), (1156, 26928), (1224, 25432), (1496, 20808), (1584, 19652), (1632, 19074), (1683, 18496), (1734, 17952), (2112, 14739), (2244, 13872), (2312, 13464), (2448, 12716), (2601, 11968), (2992, 10404), (3168, 9826), (3179, 9792), (3264, 9537), (3366, 9248), (3468, 8976), (4488, 6936), (4624, 6732), (4896, 6358), (4913, 6336), (5202, 5984)]