1620195408

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{27919}}^1$

素因数の和:27977

約数の個数: 120

約数和(自身を含む): 5040788480

約数和(自身を除く): 3420593072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 36, 39, 48, 52, 62, 72, 78, 93, 104, 117, 124, 144, 156, 186, 208, 234, 248, 279, 312, 372, 403, 468, 496, 558, 624, 744, 806, 936, 1116, 1209, 1488, 1612, 1872, 2232, 2418, 3224, 3627, 4464, 4836, 6448, 7254, 9672, 14508, 19344, 27919, 29016, 55838, 58032, 83757, 111676, 167514, 223352, 251271, 335028, 362947, 446704, 502542, 670056, 725894, 865489, 1005084, 1088841, 1340112, 1451788, 1730978, 2010168, 2177682, 2596467, 2903576, 3266523, 3461956, 4020336, 4355364, 5192934, 5807152, 6533046, 6923912, 7789401, 8710728, 10385868, 11251357, 13066092, 13847824, 15578802, 17421456, 20771736, 22502714, 26132184, 31157604, 33754071, 41543472, 45005428, 52264368, 62315208, 67508142, 90010856, 101262213, 124630416, 135016284, 180021712, 202524426, 270032568, 405048852, 540065136, 810097704, 1620195408]

約数ペア:

[(1, 1620195408), (2, 810097704), (3, 540065136), (4, 405048852), (6, 270032568), (8, 202524426), (9, 180021712), (12, 135016284), (13, 124630416), (16, 101262213), (18, 90010856), (24, 67508142), (26, 62315208), (31, 52264368), (36, 45005428), (39, 41543472), (48, 33754071), (52, 31157604), (62, 26132184), (72, 22502714), (78, 20771736), (93, 17421456), (104, 15578802), (117, 13847824), (124, 13066092), (144, 11251357), (156, 10385868), (186, 8710728), (208, 7789401), (234, 6923912), (248, 6533046), (279, 5807152), (312, 5192934), (372, 4355364), (403, 4020336), (468, 3461956), (496, 3266523), (558, 2903576), (624, 2596467), (744, 2177682), (806, 2010168), (936, 1730978), (1116, 1451788), (1209, 1340112), (1488, 1088841), (1612, 1005084), (1872, 865489), (2232, 725894), (2418, 670056), (3224, 502542), (3627, 446704), (4464, 362947), (4836, 335028), (6448, 251271), (7254, 223352), (9672, 167514), (14508, 111676), (19344, 83757), (27919, 58032), (29016, 55838)]