205461360

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1$

素因数の和:315

約数の個数: 280

約数和(自身を含む): 774158784

約数和(自身を除く): 568697424

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 117, 120, 130, 135, 144, 156, 162, 180, 195, 208, 216, 234, 240, 243, 260, 270, 271, 312, 324, 351, 360, 390, 405, 432, 468, 486, 520, 540, 542, 585, 624, 648, 702, 720, 729, 780, 810, 813, 936, 972, 1040, 1053, 1080, 1084, 1170, 1215, 1296, 1355, 1404, 1458, 1560, 1620, 1626, 1755, 1872, 1944, 2106, 2160, 2168, 2340, 2430, 2439, 2710, 2808, 2916, 3120, 3159, 3240, 3252, 3510, 3523, 3645, 3888, 4065, 4212, 4336, 4680, 4860, 4878, 5265, 5420, 5616, 5832, 6318, 6480, 6504, 7020, 7046, 7290, 7317, 8130, 8424, 9360, 9477, 9720, 9756, 10530, 10569, 10840, 11664, 12195, 12636, 13008, 14040, 14092, 14580, 14634, 15795, 16260, 16848, 17615, 18954, 19440, 19512, 21060, 21138, 21680, 21951, 24390, 25272, 28080, 28184, 29160, 29268, 31590, 31707, 32520, 35230, 36585, 37908, 39024, 42120, 42276, 43902, 47385, 48780, 50544, 52845, 56368, 58320, 58536, 63180, 63414, 65040, 65853, 70460, 73170, 75816, 84240, 84552, 87804, 94770, 95121, 97560, 105690, 109755, 117072, 126360, 126828, 131706, 140920, 146340, 151632, 158535, 169104, 175608, 189540, 190242, 195120, 197559, 211380, 219510, 252720, 253656, 263412, 281840, 285363, 292680, 317070, 329265, 351216, 379080, 380484, 395118, 422760, 439020, 475605, 507312, 526824, 570726, 585360, 634140, 658530, 758160, 760968, 790236, 845520, 856089, 878040, 951210, 987795, 1053648, 1141452, 1268280, 1317060, 1426815, 1521936, 1580472, 1712178, 1756080, 1902420, 1975590, 2282904, 2536560, 2568267, 2634120, 2853630, 3160944, 3424356, 3804840, 3951180, 4280445, 4565808, 5136534, 5268240, 5707260, 6848712, 7609680, 7902360, 8560890, 10273068, 11414520, 12841335, 13697424, 15804720, 17121780, 20546136, 22829040, 25682670, 34243560, 41092272, 51365340, 68487120, 102730680, 205461360]

約数ペア:

[(1, 205461360), (2, 102730680), (3, 68487120), (4, 51365340), (5, 41092272), (6, 34243560), (8, 25682670), (9, 22829040), (10, 20546136), (12, 17121780), (13, 15804720), (15, 13697424), (16, 12841335), (18, 11414520), (20, 10273068), (24, 8560890), (26, 7902360), (27, 7609680), (30, 6848712), (36, 5707260), (39, 5268240), (40, 5136534), (45, 4565808), (48, 4280445), (52, 3951180), (54, 3804840), (60, 3424356), (65, 3160944), (72, 2853630), (78, 2634120), (80, 2568267), (81, 2536560), (90, 2282904), (104, 1975590), (108, 1902420), (117, 1756080), (120, 1712178), (130, 1580472), (135, 1521936), (144, 1426815), (156, 1317060), (162, 1268280), (180, 1141452), (195, 1053648), (208, 987795), (216, 951210), (234, 878040), (240, 856089), (243, 845520), (260, 790236), (270, 760968), (271, 758160), (312, 658530), (324, 634140), (351, 585360), (360, 570726), (390, 526824), (405, 507312), (432, 475605), (468, 439020), (486, 422760), (520, 395118), (540, 380484), (542, 379080), (585, 351216), (624, 329265), (648, 317070), (702, 292680), (720, 285363), (729, 281840), (780, 263412), (810, 253656), (813, 252720), (936, 219510), (972, 211380), (1040, 197559), (1053, 195120), (1080, 190242), (1084, 189540), (1170, 175608), (1215, 169104), (1296, 158535), (1355, 151632), (1404, 146340), (1458, 140920), (1560, 131706), (1620, 126828), (1626, 126360), (1755, 117072), (1872, 109755), (1944, 105690), (2106, 97560), (2160, 95121), (2168, 94770), (2340, 87804), (2430, 84552), (2439, 84240), (2710, 75816), (2808, 73170), (2916, 70460), (3120, 65853), (3159, 65040), (3240, 63414), (3252, 63180), (3510, 58536), (3523, 58320), (3645, 56368), (3888, 52845), (4065, 50544), (4212, 48780), (4336, 47385), (4680, 43902), (4860, 42276), (4878, 42120), (5265, 39024), (5420, 37908), (5616, 36585), (5832, 35230), (6318, 32520), (6480, 31707), (6504, 31590), (7020, 29268), (7046, 29160), (7290, 28184), (7317, 28080), (8130, 25272), (8424, 24390), (9360, 21951), (9477, 21680), (9720, 21138), (9756, 21060), (10530, 19512), (10569, 19440), (10840, 18954), (11664, 17615), (12195, 16848), (12636, 16260), (13008, 15795), (14040, 14634), (14092, 14580)]