212501520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3833}}^1$

素因数の和:3870

約数の個数: 240

約数和(自身を含む): 889978752

約数和(自身を除く): 677477232

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 99, 105, 110, 112, 120, 126, 132, 140, 144, 154, 165, 168, 176, 180, 198, 210, 220, 231, 240, 252, 264, 280, 308, 315, 330, 336, 360, 385, 396, 420, 440, 462, 495, 504, 528, 560, 616, 630, 660, 693, 720, 770, 792, 840, 880, 924, 990, 1008, 1155, 1232, 1260, 1320, 1386, 1540, 1584, 1680, 1848, 1980, 2310, 2520, 2640, 2772, 3080, 3465, 3696, 3833, 3960, 4620, 5040, 5544, 6160, 6930, 7666, 7920, 9240, 11088, 11499, 13860, 15332, 18480, 19165, 22998, 26831, 27720, 30664, 34497, 38330, 42163, 45996, 53662, 55440, 57495, 61328, 68994, 76660, 80493, 84326, 91992, 107324, 114990, 126489, 134155, 137988, 153320, 160986, 168652, 172485, 183984, 210815, 214648, 229980, 241479, 252978, 268310, 275976, 295141, 306640, 321972, 337304, 344970, 379467, 402465, 421630, 429296, 459960, 482958, 505956, 536620, 551952, 590282, 632445, 643944, 674608, 689940, 758934, 804930, 843260, 885423, 919920, 965916, 1011912, 1073240, 1180564, 1207395, 1264890, 1287888, 1379880, 1475705, 1517868, 1609860, 1686520, 1770846, 1897335, 1931832, 2023824, 2146480, 2361128, 2414790, 2529780, 2656269, 2759760, 2951410, 3035736, 3219720, 3373040, 3541692, 3794670, 3863664, 4427115, 4722256, 4829580, 5059560, 5312538, 5902820, 6071472, 6439440, 7083384, 7589340, 8854230, 9659160, 10119120, 10625076, 11805640, 13281345, 14166768, 15178680, 17708460, 19318320, 21250152, 23611280, 26562690, 30357360, 35416920, 42500304, 53125380, 70833840, 106250760, 212501520]

約数ペア:

[(1, 212501520), (2, 106250760), (3, 70833840), (4, 53125380), (5, 42500304), (6, 35416920), (7, 30357360), (8, 26562690), (9, 23611280), (10, 21250152), (11, 19318320), (12, 17708460), (14, 15178680), (15, 14166768), (16, 13281345), (18, 11805640), (20, 10625076), (21, 10119120), (22, 9659160), (24, 8854230), (28, 7589340), (30, 7083384), (33, 6439440), (35, 6071472), (36, 5902820), (40, 5312538), (42, 5059560), (44, 4829580), (45, 4722256), (48, 4427115), (55, 3863664), (56, 3794670), (60, 3541692), (63, 3373040), (66, 3219720), (70, 3035736), (72, 2951410), (77, 2759760), (80, 2656269), (84, 2529780), (88, 2414790), (90, 2361128), (99, 2146480), (105, 2023824), (110, 1931832), (112, 1897335), (120, 1770846), (126, 1686520), (132, 1609860), (140, 1517868), (144, 1475705), (154, 1379880), (165, 1287888), (168, 1264890), (176, 1207395), (180, 1180564), (198, 1073240), (210, 1011912), (220, 965916), (231, 919920), (240, 885423), (252, 843260), (264, 804930), (280, 758934), (308, 689940), (315, 674608), (330, 643944), (336, 632445), (360, 590282), (385, 551952), (396, 536620), (420, 505956), (440, 482958), (462, 459960), (495, 429296), (504, 421630), (528, 402465), (560, 379467), (616, 344970), (630, 337304), (660, 321972), (693, 306640), (720, 295141), (770, 275976), (792, 268310), (840, 252978), (880, 241479), (924, 229980), (990, 214648), (1008, 210815), (1155, 183984), (1232, 172485), (1260, 168652), (1320, 160986), (1386, 153320), (1540, 137988), (1584, 134155), (1680, 126489), (1848, 114990), (1980, 107324), (2310, 91992), (2520, 84326), (2640, 80493), (2772, 76660), (3080, 68994), (3465, 61328), (3696, 57495), (3833, 55440), (3960, 53662), (4620, 45996), (5040, 42163), (5544, 38330), (6160, 34497), (6930, 30664), (7666, 27720), (7920, 26831), (9240, 22998), (11088, 19165), (11499, 18480), (13860, 15332)]