205720200

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{563}}^1$

素因数の和:621

約数の個数: 288

約数和(自身を含む): 818251200

約数和(自身を除く): 612531000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 29, 30, 35, 36, 40, 42, 45, 50, 56, 58, 60, 63, 70, 72, 75, 84, 87, 90, 100, 105, 116, 120, 126, 140, 145, 150, 168, 174, 175, 180, 200, 203, 210, 225, 232, 252, 261, 280, 290, 300, 315, 348, 350, 360, 406, 420, 435, 450, 504, 522, 525, 563, 580, 600, 609, 630, 696, 700, 725, 812, 840, 870, 900, 1015, 1044, 1050, 1126, 1160, 1218, 1260, 1305, 1400, 1450, 1575, 1624, 1689, 1740, 1800, 1827, 2030, 2088, 2100, 2175, 2252, 2436, 2520, 2610, 2815, 2900, 3045, 3150, 3378, 3480, 3654, 3941, 4060, 4200, 4350, 4504, 4872, 5067, 5075, 5220, 5630, 5800, 6090, 6300, 6525, 6756, 7308, 7882, 8120, 8445, 8700, 9135, 10134, 10150, 10440, 11260, 11823, 12180, 12600, 13050, 13512, 14075, 14616, 15225, 15764, 16327, 16890, 17400, 18270, 19705, 20268, 20300, 22520, 23646, 24360, 25335, 26100, 28150, 30450, 31528, 32654, 33780, 35469, 36540, 39410, 40536, 40600, 42225, 45675, 47292, 48981, 50670, 52200, 56300, 59115, 60900, 65308, 67560, 70938, 73080, 78820, 81635, 84450, 91350, 94584, 97962, 98525, 101340, 112600, 114289, 118230, 121800, 126675, 130616, 141876, 146943, 157640, 163270, 168900, 177345, 182700, 195924, 197050, 202680, 228578, 236460, 244905, 253350, 283752, 293886, 295575, 326540, 337800, 342867, 354690, 365400, 391848, 394100, 408175, 457156, 472920, 489810, 506700, 571445, 587772, 591150, 653080, 685734, 709380, 734715, 788200, 816350, 886725, 914312, 979620, 1013400, 1028601, 1142890, 1175544, 1182300, 1224525, 1371468, 1418760, 1469430, 1632700, 1714335, 1773450, 1959240, 2057202, 2285780, 2364600, 2449050, 2742936, 2857225, 2938860, 3265400, 3428670, 3546900, 3673575, 4114404, 4571560, 4898100, 5143005, 5714450, 5877720, 6857340, 7093800, 7347150, 8228808, 8571675, 9796200, 10286010, 11428900, 13714680, 14694300, 17143350, 20572020, 22857800, 25715025, 29388600, 34286700, 41144040, 51430050, 68573400, 102860100, 205720200]

約数ペア:

[(1, 205720200), (2, 102860100), (3, 68573400), (4, 51430050), (5, 41144040), (6, 34286700), (7, 29388600), (8, 25715025), (9, 22857800), (10, 20572020), (12, 17143350), (14, 14694300), (15, 13714680), (18, 11428900), (20, 10286010), (21, 9796200), (24, 8571675), (25, 8228808), (28, 7347150), (29, 7093800), (30, 6857340), (35, 5877720), (36, 5714450), (40, 5143005), (42, 4898100), (45, 4571560), (50, 4114404), (56, 3673575), (58, 3546900), (60, 3428670), (63, 3265400), (70, 2938860), (72, 2857225), (75, 2742936), (84, 2449050), (87, 2364600), (90, 2285780), (100, 2057202), (105, 1959240), (116, 1773450), (120, 1714335), (126, 1632700), (140, 1469430), (145, 1418760), (150, 1371468), (168, 1224525), (174, 1182300), (175, 1175544), (180, 1142890), (200, 1028601), (203, 1013400), (210, 979620), (225, 914312), (232, 886725), (252, 816350), (261, 788200), (280, 734715), (290, 709380), (300, 685734), (315, 653080), (348, 591150), (350, 587772), (360, 571445), (406, 506700), (420, 489810), (435, 472920), (450, 457156), (504, 408175), (522, 394100), (525, 391848), (563, 365400), (580, 354690), (600, 342867), (609, 337800), (630, 326540), (696, 295575), (700, 293886), (725, 283752), (812, 253350), (840, 244905), (870, 236460), (900, 228578), (1015, 202680), (1044, 197050), (1050, 195924), (1126, 182700), (1160, 177345), (1218, 168900), (1260, 163270), (1305, 157640), (1400, 146943), (1450, 141876), (1575, 130616), (1624, 126675), (1689, 121800), (1740, 118230), (1800, 114289), (1827, 112600), (2030, 101340), (2088, 98525), (2100, 97962), (2175, 94584), (2252, 91350), (2436, 84450), (2520, 81635), (2610, 78820), (2815, 73080), (2900, 70938), (3045, 67560), (3150, 65308), (3378, 60900), (3480, 59115), (3654, 56300), (3941, 52200), (4060, 50670), (4200, 48981), (4350, 47292), (4504, 45675), (4872, 42225), (5067, 40600), (5075, 40536), (5220, 39410), (5630, 36540), (5800, 35469), (6090, 33780), (6300, 32654), (6525, 31528), (6756, 30450), (7308, 28150), (7882, 26100), (8120, 25335), (8445, 24360), (8700, 23646), (9135, 22520), (10134, 20300), (10150, 20268), (10440, 19705), (11260, 18270), (11823, 17400), (12180, 16890), (12600, 16327), (13050, 15764), (13512, 15225), (14075, 14616)]