28679664

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:143

約数の個数: 160

約数和(自身を含む): 87494400

約数和(自身を除く): 58814736

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 38, 39, 41, 48, 52, 57, 59, 76, 78, 82, 104, 114, 118, 123, 152, 156, 164, 177, 208, 228, 236, 246, 247, 304, 312, 328, 354, 456, 472, 492, 494, 533, 624, 656, 708, 741, 767, 779, 912, 944, 984, 988, 1066, 1121, 1416, 1482, 1534, 1558, 1599, 1968, 1976, 2132, 2242, 2301, 2337, 2419, 2832, 2964, 3068, 3116, 3198, 3363, 3952, 4264, 4484, 4602, 4674, 4838, 5928, 6136, 6232, 6396, 6726, 7257, 8528, 8968, 9204, 9348, 9676, 10127, 11856, 12272, 12464, 12792, 13452, 14514, 14573, 17936, 18408, 18696, 19352, 20254, 25584, 26904, 29028, 29146, 30381, 31447, 36816, 37392, 38704, 40508, 43719, 45961, 53808, 58056, 58292, 60762, 62894, 81016, 87438, 91922, 94341, 116112, 116584, 121524, 125788, 137883, 162032, 174876, 183844, 188682, 233168, 243048, 251576, 275766, 349752, 367688, 377364, 486096, 503152, 551532, 597493, 699504, 735376, 754728, 1103064, 1194986, 1509456, 1792479, 2206128, 2389972, 3584958, 4779944, 7169916, 9559888, 14339832, 28679664]

約数ペア:

[(1, 28679664), (2, 14339832), (3, 9559888), (4, 7169916), (6, 4779944), (8, 3584958), (12, 2389972), (13, 2206128), (16, 1792479), (19, 1509456), (24, 1194986), (26, 1103064), (38, 754728), (39, 735376), (41, 699504), (48, 597493), (52, 551532), (57, 503152), (59, 486096), (76, 377364), (78, 367688), (82, 349752), (104, 275766), (114, 251576), (118, 243048), (123, 233168), (152, 188682), (156, 183844), (164, 174876), (177, 162032), (208, 137883), (228, 125788), (236, 121524), (246, 116584), (247, 116112), (304, 94341), (312, 91922), (328, 87438), (354, 81016), (456, 62894), (472, 60762), (492, 58292), (494, 58056), (533, 53808), (624, 45961), (656, 43719), (708, 40508), (741, 38704), (767, 37392), (779, 36816), (912, 31447), (944, 30381), (984, 29146), (988, 29028), (1066, 26904), (1121, 25584), (1416, 20254), (1482, 19352), (1534, 18696), (1558, 18408), (1599, 17936), (1968, 14573), (1976, 14514), (2132, 13452), (2242, 12792), (2301, 12464), (2337, 12272), (2419, 11856), (2832, 10127), (2964, 9676), (3068, 9348), (3116, 9204), (3198, 8968), (3363, 8528), (3952, 7257), (4264, 6726), (4484, 6396), (4602, 6232), (4674, 6136), (4838, 5928)]