209988240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1033}}^1$

素因数の和:1078

約数の個数: 240

約数和(自身を含む): 818530944

約数和(自身を除く): 608542704

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 105, 110, 112, 120, 121, 132, 140, 154, 165, 168, 176, 210, 220, 231, 240, 242, 264, 280, 308, 330, 336, 363, 385, 420, 440, 462, 484, 528, 560, 605, 616, 660, 726, 770, 840, 847, 880, 924, 968, 1033, 1155, 1210, 1232, 1320, 1452, 1540, 1680, 1694, 1815, 1848, 1936, 2066, 2310, 2420, 2541, 2640, 2904, 3080, 3099, 3388, 3630, 3696, 4132, 4235, 4620, 4840, 5082, 5165, 5808, 6160, 6198, 6776, 7231, 7260, 8264, 8470, 9240, 9680, 10164, 10330, 11363, 12396, 12705, 13552, 14462, 14520, 15495, 16528, 16940, 18480, 20328, 20660, 21693, 22726, 24792, 25410, 28924, 29040, 30990, 33880, 34089, 36155, 40656, 41320, 43386, 45452, 49584, 50820, 56815, 57848, 61980, 67760, 68178, 72310, 79541, 82640, 86772, 90904, 101640, 108465, 113630, 115696, 123960, 124993, 136356, 144620, 159082, 170445, 173544, 181808, 203280, 216930, 227260, 238623, 247920, 249986, 272712, 289240, 318164, 340890, 347088, 374979, 397705, 433860, 454520, 477246, 499972, 545424, 578480, 624965, 636328, 681780, 749958, 795410, 867720, 874951, 909040, 954492, 999944, 1193115, 1249930, 1272656, 1363560, 1499916, 1590820, 1735440, 1749902, 1874895, 1908984, 1999888, 2386230, 2499860, 2624853, 2727120, 2999832, 3181640, 3499804, 3749790, 3817968, 4374755, 4772460, 4999720, 5249706, 5999664, 6363280, 6999608, 7499580, 8749510, 9544920, 9999440, 10499412, 13124265, 13999216, 14999160, 17499020, 19089840, 20998824, 26248530, 29998320, 34998040, 41997648, 52497060, 69996080, 104994120, 209988240]

約数ペア:

[(1, 209988240), (2, 104994120), (3, 69996080), (4, 52497060), (5, 41997648), (6, 34998040), (7, 29998320), (8, 26248530), (10, 20998824), (11, 19089840), (12, 17499020), (14, 14999160), (15, 13999216), (16, 13124265), (20, 10499412), (21, 9999440), (22, 9544920), (24, 8749510), (28, 7499580), (30, 6999608), (33, 6363280), (35, 5999664), (40, 5249706), (42, 4999720), (44, 4772460), (48, 4374755), (55, 3817968), (56, 3749790), (60, 3499804), (66, 3181640), (70, 2999832), (77, 2727120), (80, 2624853), (84, 2499860), (88, 2386230), (105, 1999888), (110, 1908984), (112, 1874895), (120, 1749902), (121, 1735440), (132, 1590820), (140, 1499916), (154, 1363560), (165, 1272656), (168, 1249930), (176, 1193115), (210, 999944), (220, 954492), (231, 909040), (240, 874951), (242, 867720), (264, 795410), (280, 749958), (308, 681780), (330, 636328), (336, 624965), (363, 578480), (385, 545424), (420, 499972), (440, 477246), (462, 454520), (484, 433860), (528, 397705), (560, 374979), (605, 347088), (616, 340890), (660, 318164), (726, 289240), (770, 272712), (840, 249986), (847, 247920), (880, 238623), (924, 227260), (968, 216930), (1033, 203280), (1155, 181808), (1210, 173544), (1232, 170445), (1320, 159082), (1452, 144620), (1540, 136356), (1680, 124993), (1694, 123960), (1815, 115696), (1848, 113630), (1936, 108465), (2066, 101640), (2310, 90904), (2420, 86772), (2541, 82640), (2640, 79541), (2904, 72310), (3080, 68178), (3099, 67760), (3388, 61980), (3630, 57848), (3696, 56815), (4132, 50820), (4235, 49584), (4620, 45452), (4840, 43386), (5082, 41320), (5165, 40656), (5808, 36155), (6160, 34089), (6198, 33880), (6776, 30990), (7231, 29040), (7260, 28924), (8264, 25410), (8470, 24792), (9240, 22726), (9680, 21693), (10164, 20660), (10330, 20328), (11363, 18480), (12396, 16940), (12705, 16528), (13552, 15495), (14462, 14520)]