218645280

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:336

約数の個数: 288

約数和(自身を含む): 864864000

約数和(自身を除く): 646218720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 109, 112, 120, 126, 140, 144, 160, 168, 180, 199, 210, 218, 224, 240, 252, 280, 288, 315, 327, 336, 360, 398, 420, 436, 480, 504, 545, 560, 597, 630, 654, 672, 720, 763, 796, 840, 872, 981, 995, 1008, 1090, 1120, 1194, 1260, 1308, 1393, 1440, 1526, 1592, 1635, 1680, 1744, 1791, 1962, 1990, 2016, 2180, 2289, 2388, 2520, 2616, 2786, 2985, 3052, 3184, 3270, 3360, 3488, 3582, 3815, 3924, 3980, 4179, 4360, 4578, 4776, 4905, 5040, 5232, 5572, 5970, 6104, 6368, 6540, 6867, 6965, 7164, 7630, 7848, 7960, 8358, 8720, 8955, 9156, 9552, 9810, 10080, 10464, 11144, 11445, 11940, 12208, 12537, 13080, 13734, 13930, 14328, 15260, 15696, 15920, 16716, 17440, 17910, 18312, 19104, 19620, 20895, 21691, 22288, 22890, 23880, 24416, 25074, 26160, 27468, 27860, 28656, 30520, 31392, 31840, 33432, 34335, 35820, 36624, 39240, 41790, 43382, 44576, 45780, 47760, 50148, 52320, 54936, 55720, 57312, 61040, 62685, 65073, 66864, 68670, 71640, 73248, 78480, 83580, 86764, 91560, 95520, 100296, 108455, 109872, 111440, 122080, 125370, 130146, 133728, 137340, 143280, 151837, 156960, 167160, 173528, 183120, 195219, 200592, 216910, 219744, 222880, 250740, 260292, 274680, 286560, 303674, 325365, 334320, 347056, 366240, 390438, 401184, 433820, 455511, 501480, 520584, 549360, 607348, 650730, 668640, 694112, 759185, 780876, 867640, 911022, 976095, 1002960, 1041168, 1098720, 1214696, 1301460, 1366533, 1518370, 1561752, 1735280, 1822044, 1952190, 2005920, 2082336, 2277555, 2429392, 2602920, 2733066, 3036740, 3123504, 3470560, 3644088, 3904380, 4555110, 4858784, 5205840, 5466132, 6073480, 6247008, 6832665, 7288176, 7808760, 9110220, 10411680, 10932264, 12146960, 13665330, 14576352, 15617520, 18220440, 21864528, 24293920, 27330660, 31235040, 36440880, 43729056, 54661320, 72881760, 109322640, 218645280]

約数ペア:

[(1, 218645280), (2, 109322640), (3, 72881760), (4, 54661320), (5, 43729056), (6, 36440880), (7, 31235040), (8, 27330660), (9, 24293920), (10, 21864528), (12, 18220440), (14, 15617520), (15, 14576352), (16, 13665330), (18, 12146960), (20, 10932264), (21, 10411680), (24, 9110220), (28, 7808760), (30, 7288176), (32, 6832665), (35, 6247008), (36, 6073480), (40, 5466132), (42, 5205840), (45, 4858784), (48, 4555110), (56, 3904380), (60, 3644088), (63, 3470560), (70, 3123504), (72, 3036740), (80, 2733066), (84, 2602920), (90, 2429392), (96, 2277555), (105, 2082336), (109, 2005920), (112, 1952190), (120, 1822044), (126, 1735280), (140, 1561752), (144, 1518370), (160, 1366533), (168, 1301460), (180, 1214696), (199, 1098720), (210, 1041168), (218, 1002960), (224, 976095), (240, 911022), (252, 867640), (280, 780876), (288, 759185), (315, 694112), (327, 668640), (336, 650730), (360, 607348), (398, 549360), (420, 520584), (436, 501480), (480, 455511), (504, 433820), (545, 401184), (560, 390438), (597, 366240), (630, 347056), (654, 334320), (672, 325365), (720, 303674), (763, 286560), (796, 274680), (840, 260292), (872, 250740), (981, 222880), (995, 219744), (1008, 216910), (1090, 200592), (1120, 195219), (1194, 183120), (1260, 173528), (1308, 167160), (1393, 156960), (1440, 151837), (1526, 143280), (1592, 137340), (1635, 133728), (1680, 130146), (1744, 125370), (1791, 122080), (1962, 111440), (1990, 109872), (2016, 108455), (2180, 100296), (2289, 95520), (2388, 91560), (2520, 86764), (2616, 83580), (2786, 78480), (2985, 73248), (3052, 71640), (3184, 68670), (3270, 66864), (3360, 65073), (3488, 62685), (3582, 61040), (3815, 57312), (3924, 55720), (3980, 54936), (4179, 52320), (4360, 50148), (4578, 47760), (4776, 45780), (4905, 44576), (5040, 43382), (5232, 41790), (5572, 39240), (5970, 36624), (6104, 35820), (6368, 34335), (6540, 33432), (6867, 31840), (6965, 31392), (7164, 30520), (7630, 28656), (7848, 27860), (7960, 27468), (8358, 26160), (8720, 25074), (8955, 24416), (9156, 23880), (9552, 22890), (9810, 22288), (10080, 21691), (10464, 20895), (11144, 19620), (11445, 19104), (11940, 18312), (12208, 17910), (12537, 17440), (13080, 16716), (13734, 15920), (13930, 15696), (14328, 15260)]