220040520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{811}}^1$

素因数の和:868

約数の個数: 256

約数和(自身を含む): 841881600

約数和(自身を除く): 621841080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 19, 20, 21, 24, 28, 30, 34, 35, 38, 40, 42, 51, 56, 57, 60, 68, 70, 76, 84, 85, 95, 102, 105, 114, 119, 120, 133, 136, 140, 152, 168, 170, 190, 204, 210, 228, 238, 255, 266, 280, 285, 323, 340, 357, 380, 399, 408, 420, 456, 476, 510, 532, 570, 595, 646, 665, 680, 714, 760, 798, 811, 840, 952, 969, 1020, 1064, 1140, 1190, 1292, 1330, 1428, 1596, 1615, 1622, 1785, 1938, 1995, 2040, 2261, 2280, 2380, 2433, 2584, 2660, 2856, 3192, 3230, 3244, 3570, 3876, 3990, 4055, 4522, 4760, 4845, 4866, 5320, 5677, 6460, 6488, 6783, 7140, 7752, 7980, 8110, 9044, 9690, 9732, 11305, 11354, 12165, 12920, 13566, 13787, 14280, 15409, 15960, 16220, 17031, 18088, 19380, 19464, 22610, 22708, 24330, 27132, 27574, 28385, 30818, 32440, 33915, 34062, 38760, 41361, 45220, 45416, 46227, 48660, 54264, 55148, 56770, 61636, 67830, 68124, 68935, 77045, 82722, 85155, 90440, 92454, 96509, 97320, 107863, 110296, 113540, 123272, 135660, 136248, 137870, 154090, 165444, 170310, 184908, 193018, 206805, 215726, 227080, 231135, 261953, 271320, 275740, 289527, 308180, 323589, 330888, 340620, 369816, 386036, 413610, 431452, 462270, 482545, 523906, 539315, 551480, 579054, 616360, 647178, 681240, 772072, 785859, 827220, 862904, 924540, 965090, 1047812, 1078630, 1158108, 1294356, 1309765, 1447635, 1571718, 1617945, 1654440, 1833671, 1849080, 1930180, 2095624, 2157260, 2316216, 2588712, 2619530, 2895270, 3143436, 3235890, 3667342, 3860360, 3929295, 4314520, 5239060, 5501013, 5790540, 6286872, 6471780, 7334684, 7858590, 9168355, 10478120, 11002026, 11581080, 12943560, 14669368, 15717180, 18336710, 22004052, 27505065, 31434360, 36673420, 44008104, 55010130, 73346840, 110020260, 220040520]

約数ペア:

[(1, 220040520), (2, 110020260), (3, 73346840), (4, 55010130), (5, 44008104), (6, 36673420), (7, 31434360), (8, 27505065), (10, 22004052), (12, 18336710), (14, 15717180), (15, 14669368), (17, 12943560), (19, 11581080), (20, 11002026), (21, 10478120), (24, 9168355), (28, 7858590), (30, 7334684), (34, 6471780), (35, 6286872), (38, 5790540), (40, 5501013), (42, 5239060), (51, 4314520), (56, 3929295), (57, 3860360), (60, 3667342), (68, 3235890), (70, 3143436), (76, 2895270), (84, 2619530), (85, 2588712), (95, 2316216), (102, 2157260), (105, 2095624), (114, 1930180), (119, 1849080), (120, 1833671), (133, 1654440), (136, 1617945), (140, 1571718), (152, 1447635), (168, 1309765), (170, 1294356), (190, 1158108), (204, 1078630), (210, 1047812), (228, 965090), (238, 924540), (255, 862904), (266, 827220), (280, 785859), (285, 772072), (323, 681240), (340, 647178), (357, 616360), (380, 579054), (399, 551480), (408, 539315), (420, 523906), (456, 482545), (476, 462270), (510, 431452), (532, 413610), (570, 386036), (595, 369816), (646, 340620), (665, 330888), (680, 323589), (714, 308180), (760, 289527), (798, 275740), (811, 271320), (840, 261953), (952, 231135), (969, 227080), (1020, 215726), (1064, 206805), (1140, 193018), (1190, 184908), (1292, 170310), (1330, 165444), (1428, 154090), (1596, 137870), (1615, 136248), (1622, 135660), (1785, 123272), (1938, 113540), (1995, 110296), (2040, 107863), (2261, 97320), (2280, 96509), (2380, 92454), (2433, 90440), (2584, 85155), (2660, 82722), (2856, 77045), (3192, 68935), (3230, 68124), (3244, 67830), (3570, 61636), (3876, 56770), (3990, 55148), (4055, 54264), (4522, 48660), (4760, 46227), (4845, 45416), (4866, 45220), (5320, 41361), (5677, 38760), (6460, 34062), (6488, 33915), (6783, 32440), (7140, 30818), (7752, 28385), (7980, 27574), (8110, 27132), (9044, 24330), (9690, 22708), (9732, 22610), (11305, 19464), (11354, 19380), (12165, 18088), (12920, 17031), (13566, 16220), (13787, 15960), (14280, 15409)]