280408764

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{409}}^1$

素因数の和:563

約数の個数: 96

約数和(自身を含む): 720025600

約数和(自身を除く): 439616836

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 57, 62, 76, 93, 97, 114, 124, 186, 194, 228, 291, 372, 388, 409, 582, 589, 818, 1164, 1178, 1227, 1636, 1767, 1843, 2356, 2454, 3007, 3534, 3686, 4908, 5529, 6014, 7068, 7372, 7771, 9021, 11058, 12028, 12679, 15542, 18042, 22116, 23313, 25358, 31084, 36084, 38037, 39673, 46626, 50716, 57133, 76074, 79346, 93252, 114266, 119019, 152148, 158692, 171399, 228532, 238038, 240901, 342798, 476076, 481802, 685596, 722703, 753787, 963604, 1229863, 1445406, 1507574, 2261361, 2459726, 2890812, 3015148, 3689589, 4522722, 4919452, 7379178, 9045444, 14758356, 23367397, 46734794, 70102191, 93469588, 140204382, 280408764]

約数ペア:

[(1, 280408764), (2, 140204382), (3, 93469588), (4, 70102191), (6, 46734794), (12, 23367397), (19, 14758356), (31, 9045444), (38, 7379178), (57, 4919452), (62, 4522722), (76, 3689589), (93, 3015148), (97, 2890812), (114, 2459726), (124, 2261361), (186, 1507574), (194, 1445406), (228, 1229863), (291, 963604), (372, 753787), (388, 722703), (409, 685596), (582, 481802), (589, 476076), (818, 342798), (1164, 240901), (1178, 238038), (1227, 228532), (1636, 171399), (1767, 158692), (1843, 152148), (2356, 119019), (2454, 114266), (3007, 93252), (3534, 79346), (3686, 76074), (4908, 57133), (5529, 50716), (6014, 46626), (7068, 39673), (7372, 38037), (7771, 36084), (9021, 31084), (11058, 25358), (12028, 23313), (12679, 22116), (15542, 18042)]