20768077008

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{664621}}^1$

素因数の和:664673

約数の個数: 120

約数和(自身を含む): 68567722496

約数和(自身を除く): 47799645488

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 36, 42, 48, 56, 62, 63, 72, 84, 93, 112, 124, 126, 144, 168, 186, 217, 248, 252, 279, 336, 372, 434, 496, 504, 558, 651, 744, 868, 1008, 1116, 1302, 1488, 1736, 1953, 2232, 2604, 3472, 3906, 4464, 5208, 7812, 10416, 15624, 31248, 664621, 1329242, 1993863, 2658484, 3987726, 4652347, 5316968, 5981589, 7975452, 9304694, 10633936, 11963178, 13957041, 15950904, 18609388, 20603251, 23926356, 27914082, 31901808, 37218776, 41206502, 41871123, 47852712, 55828164, 61809753, 74437552, 82413004, 83742246, 95705424, 111656328, 123619506, 144222757, 164826008, 167484492, 185429259, 223312656, 247239012, 288445514, 329652016, 334968984, 370858518, 432668271, 494478024, 576891028, 669937968, 741717036, 865336542, 988956048, 1153782056, 1298004813, 1483434072, 1730673084, 2307564112, 2596009626, 2966868144, 3461346168, 5192019252, 6922692336, 10384038504, 20768077008]

約数ペア:

[(1, 20768077008), (2, 10384038504), (3, 6922692336), (4, 5192019252), (6, 3461346168), (7, 2966868144), (8, 2596009626), (9, 2307564112), (12, 1730673084), (14, 1483434072), (16, 1298004813), (18, 1153782056), (21, 988956048), (24, 865336542), (28, 741717036), (31, 669937968), (36, 576891028), (42, 494478024), (48, 432668271), (56, 370858518), (62, 334968984), (63, 329652016), (72, 288445514), (84, 247239012), (93, 223312656), (112, 185429259), (124, 167484492), (126, 164826008), (144, 144222757), (168, 123619506), (186, 111656328), (217, 95705424), (248, 83742246), (252, 82413004), (279, 74437552), (336, 61809753), (372, 55828164), (434, 47852712), (496, 41871123), (504, 41206502), (558, 37218776), (651, 31901808), (744, 27914082), (868, 23926356), (1008, 20603251), (1116, 18609388), (1302, 15950904), (1488, 13957041), (1736, 11963178), (1953, 10633936), (2232, 9304694), (2604, 7975452), (3472, 5981589), (3906, 5316968), (4464, 4652347), (5208, 3987726), (7812, 2658484), (10416, 1993863), (15624, 1329242), (31248, 664621)]