551590920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:380

約数の個数: 192

約数和(自身を含む): 1842422400

約数和(自身を除く): 1290831480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 73, 90, 120, 139, 146, 151, 180, 219, 278, 292, 302, 360, 365, 417, 438, 453, 556, 584, 604, 657, 695, 730, 755, 834, 876, 906, 1095, 1112, 1208, 1251, 1314, 1359, 1390, 1460, 1510, 1668, 1752, 1812, 2085, 2190, 2265, 2502, 2628, 2718, 2780, 2920, 3020, 3285, 3336, 3624, 4170, 4380, 4530, 5004, 5256, 5436, 5560, 6040, 6255, 6570, 6795, 8340, 8760, 9060, 10008, 10147, 10872, 11023, 12510, 13140, 13590, 16680, 18120, 20294, 20989, 22046, 25020, 26280, 27180, 30441, 33069, 40588, 41978, 44092, 50040, 50735, 54360, 55115, 60882, 62967, 66138, 81176, 83956, 88184, 91323, 99207, 101470, 104945, 110230, 121764, 125934, 132276, 152205, 165345, 167912, 182646, 188901, 198414, 202940, 209890, 220460, 243528, 251868, 264552, 304410, 314835, 330690, 365292, 377802, 396828, 405880, 419780, 440920, 456615, 496035, 503736, 608820, 629670, 661380, 730584, 755604, 793656, 839560, 913230, 944505, 992070, 1217640, 1259340, 1322760, 1511208, 1532197, 1826460, 1889010, 1984140, 2518680, 3064394, 3652920, 3778020, 3968280, 4596591, 6128788, 7556040, 7660985, 9193182, 12257576, 13789773, 15321970, 18386364, 22982955, 27579546, 30643940, 36772728, 45965910, 55159092, 61287880, 68948865, 91931820, 110318184, 137897730, 183863640, 275795460, 551590920]

約数ペア:

[(1, 551590920), (2, 275795460), (3, 183863640), (4, 137897730), (5, 110318184), (6, 91931820), (8, 68948865), (9, 61287880), (10, 55159092), (12, 45965910), (15, 36772728), (18, 30643940), (20, 27579546), (24, 22982955), (30, 18386364), (36, 15321970), (40, 13789773), (45, 12257576), (60, 9193182), (72, 7660985), (73, 7556040), (90, 6128788), (120, 4596591), (139, 3968280), (146, 3778020), (151, 3652920), (180, 3064394), (219, 2518680), (278, 1984140), (292, 1889010), (302, 1826460), (360, 1532197), (365, 1511208), (417, 1322760), (438, 1259340), (453, 1217640), (556, 992070), (584, 944505), (604, 913230), (657, 839560), (695, 793656), (730, 755604), (755, 730584), (834, 661380), (876, 629670), (906, 608820), (1095, 503736), (1112, 496035), (1208, 456615), (1251, 440920), (1314, 419780), (1359, 405880), (1390, 396828), (1460, 377802), (1510, 365292), (1668, 330690), (1752, 314835), (1812, 304410), (2085, 264552), (2190, 251868), (2265, 243528), (2502, 220460), (2628, 209890), (2718, 202940), (2780, 198414), (2920, 188901), (3020, 182646), (3285, 167912), (3336, 165345), (3624, 152205), (4170, 132276), (4380, 125934), (4530, 121764), (5004, 110230), (5256, 104945), (5436, 101470), (5560, 99207), (6040, 91323), (6255, 88184), (6570, 83956), (6795, 81176), (8340, 66138), (8760, 62967), (9060, 60882), (10008, 55115), (10147, 54360), (10872, 50735), (11023, 50040), (12510, 44092), (13140, 41978), (13590, 40588), (16680, 33069), (18120, 30441), (20294, 27180), (20989, 26280), (22046, 25020)]