209983200

素因数分解:

$2^5\times 3^1\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:490

約数の個数: 288

約数和(自身を含む): 809948160

約数和(自身を除く): 599964960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 29, 30, 32, 35, 40, 42, 48, 50, 56, 58, 60, 70, 75, 80, 84, 87, 96, 100, 105, 112, 116, 120, 140, 145, 150, 160, 168, 174, 175, 200, 203, 210, 224, 232, 240, 280, 290, 300, 336, 348, 350, 400, 406, 420, 431, 435, 464, 480, 525, 560, 580, 600, 609, 672, 696, 700, 725, 800, 812, 840, 862, 870, 928, 1015, 1050, 1120, 1160, 1200, 1218, 1293, 1392, 1400, 1450, 1624, 1680, 1724, 1740, 2030, 2100, 2155, 2175, 2320, 2400, 2436, 2586, 2784, 2800, 2900, 3017, 3045, 3248, 3360, 3448, 3480, 4060, 4200, 4310, 4350, 4640, 4872, 5075, 5172, 5600, 5800, 6034, 6090, 6465, 6496, 6896, 6960, 8120, 8400, 8620, 8700, 9051, 9744, 10150, 10344, 10775, 11600, 12068, 12180, 12499, 12930, 13792, 13920, 15085, 15225, 16240, 16800, 17240, 17400, 18102, 19488, 20300, 20688, 21550, 23200, 24136, 24360, 24998, 25860, 30170, 30450, 32325, 32480, 34480, 34800, 36204, 37497, 40600, 41376, 43100, 45255, 48272, 48720, 49996, 51720, 60340, 60900, 62495, 64650, 68960, 69600, 72408, 74994, 75425, 81200, 86200, 87493, 90510, 96544, 97440, 99992, 103440, 120680, 121800, 124990, 129300, 144816, 149988, 150850, 162400, 172400, 174986, 181020, 187485, 199984, 206880, 226275, 241360, 243600, 249980, 258600, 262479, 289632, 299976, 301700, 312475, 344800, 349972, 362040, 374970, 399968, 437465, 452550, 482720, 487200, 499960, 517200, 524958, 599952, 603400, 624950, 699944, 724080, 749940, 874930, 905100, 937425, 999920, 1034400, 1049916, 1199904, 1206800, 1249900, 1312395, 1399888, 1448160, 1499880, 1749860, 1810200, 1874850, 1999840, 2099832, 2187325, 2413600, 2499800, 2624790, 2799776, 2999760, 3499720, 3620400, 3749700, 4199664, 4374650, 4999600, 5249580, 5999520, 6561975, 6999440, 7240800, 7499400, 8399328, 8749300, 9999200, 10499160, 13123950, 13998880, 14998800, 17498600, 20998320, 26247900, 29997600, 34997200, 41996640, 52495800, 69994400, 104991600, 209983200]

約数ペア:

[(1, 209983200), (2, 104991600), (3, 69994400), (4, 52495800), (5, 41996640), (6, 34997200), (7, 29997600), (8, 26247900), (10, 20998320), (12, 17498600), (14, 14998800), (15, 13998880), (16, 13123950), (20, 10499160), (21, 9999200), (24, 8749300), (25, 8399328), (28, 7499400), (29, 7240800), (30, 6999440), (32, 6561975), (35, 5999520), (40, 5249580), (42, 4999600), (48, 4374650), (50, 4199664), (56, 3749700), (58, 3620400), (60, 3499720), (70, 2999760), (75, 2799776), (80, 2624790), (84, 2499800), (87, 2413600), (96, 2187325), (100, 2099832), (105, 1999840), (112, 1874850), (116, 1810200), (120, 1749860), (140, 1499880), (145, 1448160), (150, 1399888), (160, 1312395), (168, 1249900), (174, 1206800), (175, 1199904), (200, 1049916), (203, 1034400), (210, 999920), (224, 937425), (232, 905100), (240, 874930), (280, 749940), (290, 724080), (300, 699944), (336, 624950), (348, 603400), (350, 599952), (400, 524958), (406, 517200), (420, 499960), (431, 487200), (435, 482720), (464, 452550), (480, 437465), (525, 399968), (560, 374970), (580, 362040), (600, 349972), (609, 344800), (672, 312475), (696, 301700), (700, 299976), (725, 289632), (800, 262479), (812, 258600), (840, 249980), (862, 243600), (870, 241360), (928, 226275), (1015, 206880), (1050, 199984), (1120, 187485), (1160, 181020), (1200, 174986), (1218, 172400), (1293, 162400), (1392, 150850), (1400, 149988), (1450, 144816), (1624, 129300), (1680, 124990), (1724, 121800), (1740, 120680), (2030, 103440), (2100, 99992), (2155, 97440), (2175, 96544), (2320, 90510), (2400, 87493), (2436, 86200), (2586, 81200), (2784, 75425), (2800, 74994), (2900, 72408), (3017, 69600), (3045, 68960), (3248, 64650), (3360, 62495), (3448, 60900), (3480, 60340), (4060, 51720), (4200, 49996), (4310, 48720), (4350, 48272), (4640, 45255), (4872, 43100), (5075, 41376), (5172, 40600), (5600, 37497), (5800, 36204), (6034, 34800), (6090, 34480), (6465, 32480), (6496, 32325), (6896, 30450), (6960, 30170), (8120, 25860), (8400, 24998), (8620, 24360), (8700, 24136), (9051, 23200), (9744, 21550), (10150, 20688), (10344, 20300), (10775, 19488), (11600, 18102), (12068, 17400), (12180, 17240), (12499, 16800), (12930, 16240), (13792, 15225), (13920, 15085)]