31380552

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:180

約数の個数: 192

約数和(自身を含む): 106704000

約数和(自身を除く): 75323448

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 29, 36, 38, 42, 56, 57, 58, 63, 72, 76, 84, 87, 113, 114, 116, 126, 133, 152, 168, 171, 174, 203, 226, 228, 232, 252, 261, 266, 339, 342, 348, 399, 406, 452, 456, 504, 522, 532, 551, 609, 678, 684, 696, 791, 798, 812, 904, 1017, 1044, 1064, 1102, 1197, 1218, 1356, 1368, 1582, 1596, 1624, 1653, 1827, 2034, 2088, 2147, 2204, 2373, 2394, 2436, 2712, 3164, 3192, 3277, 3306, 3654, 3857, 4068, 4294, 4408, 4746, 4788, 4872, 4959, 6328, 6441, 6554, 6612, 7119, 7308, 7714, 8136, 8588, 9492, 9576, 9831, 9918, 11571, 12882, 13108, 13224, 14238, 14616, 15029, 15428, 17176, 18984, 19323, 19662, 19836, 22939, 23142, 25764, 26216, 28476, 29493, 30058, 30856, 34713, 38646, 39324, 39672, 45087, 45878, 46284, 51528, 56952, 58986, 60116, 62263, 68817, 69426, 77292, 78648, 90174, 91756, 92568, 117972, 120232, 124526, 135261, 137634, 138852, 154584, 180348, 183512, 186789, 206451, 235944, 249052, 270522, 275268, 277704, 360696, 373578, 412902, 435841, 498104, 541044, 550536, 560367, 747156, 825804, 871682, 1082088, 1120734, 1307523, 1494312, 1651608, 1743364, 2241468, 2615046, 3486728, 3922569, 4482936, 5230092, 7845138, 10460184, 15690276, 31380552]

約数ペア:

[(1, 31380552), (2, 15690276), (3, 10460184), (4, 7845138), (6, 5230092), (7, 4482936), (8, 3922569), (9, 3486728), (12, 2615046), (14, 2241468), (18, 1743364), (19, 1651608), (21, 1494312), (24, 1307523), (28, 1120734), (29, 1082088), (36, 871682), (38, 825804), (42, 747156), (56, 560367), (57, 550536), (58, 541044), (63, 498104), (72, 435841), (76, 412902), (84, 373578), (87, 360696), (113, 277704), (114, 275268), (116, 270522), (126, 249052), (133, 235944), (152, 206451), (168, 186789), (171, 183512), (174, 180348), (203, 154584), (226, 138852), (228, 137634), (232, 135261), (252, 124526), (261, 120232), (266, 117972), (339, 92568), (342, 91756), (348, 90174), (399, 78648), (406, 77292), (452, 69426), (456, 68817), (504, 62263), (522, 60116), (532, 58986), (551, 56952), (609, 51528), (678, 46284), (684, 45878), (696, 45087), (791, 39672), (798, 39324), (812, 38646), (904, 34713), (1017, 30856), (1044, 30058), (1064, 29493), (1102, 28476), (1197, 26216), (1218, 25764), (1356, 23142), (1368, 22939), (1582, 19836), (1596, 19662), (1624, 19323), (1653, 18984), (1827, 17176), (2034, 15428), (2088, 15029), (2147, 14616), (2204, 14238), (2373, 13224), (2394, 13108), (2436, 12882), (2712, 11571), (3164, 9918), (3192, 9831), (3277, 9576), (3306, 9492), (3654, 8588), (3857, 8136), (4068, 7714), (4294, 7308), (4408, 7119), (4746, 6612), (4788, 6554), (4872, 6441), (4959, 6328)]