28200816

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1$

素因数の和:399

約数の個数: 120

約数和(自身を含む): 91419744

約数和(自身を除く): 63218928

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 101, 112, 126, 144, 168, 202, 252, 277, 303, 336, 404, 504, 554, 606, 707, 808, 831, 909, 1008, 1108, 1212, 1414, 1616, 1662, 1818, 1939, 2121, 2216, 2424, 2493, 2828, 3324, 3636, 3878, 4242, 4432, 4848, 4986, 5656, 5817, 6363, 6648, 7272, 7756, 8484, 9972, 11312, 11634, 12726, 13296, 14544, 15512, 16968, 17451, 19944, 23268, 25452, 27977, 31024, 33936, 34902, 39888, 46536, 50904, 55954, 69804, 83931, 93072, 101808, 111908, 139608, 167862, 195839, 223816, 251793, 279216, 335724, 391678, 447632, 503586, 587517, 671448, 783356, 1007172, 1175034, 1342896, 1566712, 1762551, 2014344, 2350068, 3133424, 3525102, 4028688, 4700136, 7050204, 9400272, 14100408, 28200816]

約数ペア:

[(1, 28200816), (2, 14100408), (3, 9400272), (4, 7050204), (6, 4700136), (7, 4028688), (8, 3525102), (9, 3133424), (12, 2350068), (14, 2014344), (16, 1762551), (18, 1566712), (21, 1342896), (24, 1175034), (28, 1007172), (36, 783356), (42, 671448), (48, 587517), (56, 503586), (63, 447632), (72, 391678), (84, 335724), (101, 279216), (112, 251793), (126, 223816), (144, 195839), (168, 167862), (202, 139608), (252, 111908), (277, 101808), (303, 93072), (336, 83931), (404, 69804), (504, 55954), (554, 50904), (606, 46536), (707, 39888), (808, 34902), (831, 33936), (909, 31024), (1008, 27977), (1108, 25452), (1212, 23268), (1414, 19944), (1616, 17451), (1662, 16968), (1818, 15512), (1939, 14544), (2121, 13296), (2216, 12726), (2424, 11634), (2493, 11312), (2828, 9972), (3324, 8484), (3636, 7756), (3878, 7272), (4242, 6648), (4432, 6363), (4848, 5817), (4986, 5656)]