657831240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{55373}}^1$

素因数の和:55404

約数の個数: 128

約数和(自身を含む): 2392156800

約数和(自身を除く): 1734325560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 132, 135, 165, 180, 198, 216, 220, 264, 270, 297, 330, 360, 396, 440, 495, 540, 594, 660, 792, 990, 1080, 1188, 1320, 1485, 1980, 2376, 2970, 3960, 5940, 11880, 55373, 110746, 166119, 221492, 276865, 332238, 442984, 498357, 553730, 609103, 664476, 830595, 996714, 1107460, 1218206, 1328952, 1495071, 1661190, 1827309, 1993428, 2214920, 2436412, 2491785, 2990142, 3045515, 3322380, 3654618, 3986856, 4872824, 4983570, 5481927, 5980284, 6091030, 6644760, 7309236, 7475355, 9136545, 9967140, 10963854, 11960568, 12182060, 14618472, 14950710, 16445781, 18273090, 19934280, 21927708, 24364120, 27409635, 29901420, 32891562, 36546180, 43855416, 54819270, 59802840, 65783124, 73092360, 82228905, 109638540, 131566248, 164457810, 219277080, 328915620, 657831240]

約数ペア:

[(1, 657831240), (2, 328915620), (3, 219277080), (4, 164457810), (5, 131566248), (6, 109638540), (8, 82228905), (9, 73092360), (10, 65783124), (11, 59802840), (12, 54819270), (15, 43855416), (18, 36546180), (20, 32891562), (22, 29901420), (24, 27409635), (27, 24364120), (30, 21927708), (33, 19934280), (36, 18273090), (40, 16445781), (44, 14950710), (45, 14618472), (54, 12182060), (55, 11960568), (60, 10963854), (66, 9967140), (72, 9136545), (88, 7475355), (90, 7309236), (99, 6644760), (108, 6091030), (110, 5980284), (120, 5481927), (132, 4983570), (135, 4872824), (165, 3986856), (180, 3654618), (198, 3322380), (216, 3045515), (220, 2990142), (264, 2491785), (270, 2436412), (297, 2214920), (330, 1993428), (360, 1827309), (396, 1661190), (440, 1495071), (495, 1328952), (540, 1218206), (594, 1107460), (660, 996714), (792, 830595), (990, 664476), (1080, 609103), (1188, 553730), (1320, 498357), (1485, 442984), (1980, 332238), (2376, 276865), (2970, 221492), (3960, 166119), (5940, 110746), (11880, 55373)]