205894260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:479

約数の個数: 288

約数和(自身を含む): 774184320

約数和(自身を除く): 568290060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 19, 20, 22, 26, 30, 33, 36, 38, 39, 44, 45, 52, 55, 57, 60, 65, 66, 76, 78, 90, 95, 99, 110, 114, 117, 130, 132, 143, 156, 165, 171, 180, 190, 195, 198, 209, 220, 228, 234, 247, 260, 285, 286, 330, 342, 380, 390, 396, 418, 421, 429, 468, 494, 495, 570, 572, 585, 627, 660, 684, 715, 741, 780, 836, 842, 855, 858, 988, 990, 1045, 1140, 1170, 1235, 1254, 1263, 1287, 1430, 1482, 1684, 1710, 1716, 1881, 1980, 2090, 2105, 2145, 2223, 2340, 2470, 2508, 2526, 2574, 2717, 2860, 2964, 3135, 3420, 3705, 3762, 3789, 4180, 4210, 4290, 4446, 4631, 4940, 5052, 5148, 5434, 5473, 6270, 6315, 6435, 7410, 7524, 7578, 7999, 8151, 8420, 8580, 8892, 9262, 9405, 10868, 10946, 11115, 12540, 12630, 12870, 13585, 13893, 14820, 15156, 15998, 16302, 16419, 18524, 18810, 18945, 21892, 22230, 23155, 23997, 24453, 25260, 25740, 27170, 27365, 27786, 31996, 32604, 32838, 37620, 37890, 39995, 40755, 41679, 44460, 46310, 47994, 48906, 49257, 54340, 54730, 55572, 60203, 65676, 69465, 71991, 75780, 79990, 81510, 82095, 83358, 87989, 92620, 95988, 97812, 98514, 103987, 109460, 119985, 120406, 122265, 138930, 143982, 159980, 163020, 164190, 166716, 175978, 180609, 197028, 207974, 208395, 239970, 240812, 244530, 246285, 263967, 277860, 287964, 301015, 311961, 328380, 351956, 359955, 361218, 415948, 416790, 439945, 479940, 489060, 492570, 519935, 527934, 541827, 602030, 623922, 719910, 722436, 791901, 833580, 879890, 903045, 935883, 985140, 1039870, 1055868, 1083654, 1143857, 1204060, 1247844, 1319835, 1439820, 1559805, 1583802, 1759780, 1806090, 1871766, 2079740, 2167308, 2287714, 2639670, 2709135, 3119610, 3167604, 3431571, 3612180, 3743532, 3959505, 4575428, 4679415, 5279340, 5418270, 5719285, 6239220, 6863142, 7919010, 9358830, 10294713, 10836540, 11438570, 13726284, 15838020, 17157855, 18717660, 20589426, 22877140, 34315710, 41178852, 51473565, 68631420, 102947130, 205894260]

約数ペア:

[(1, 205894260), (2, 102947130), (3, 68631420), (4, 51473565), (5, 41178852), (6, 34315710), (9, 22877140), (10, 20589426), (11, 18717660), (12, 17157855), (13, 15838020), (15, 13726284), (18, 11438570), (19, 10836540), (20, 10294713), (22, 9358830), (26, 7919010), (30, 6863142), (33, 6239220), (36, 5719285), (38, 5418270), (39, 5279340), (44, 4679415), (45, 4575428), (52, 3959505), (55, 3743532), (57, 3612180), (60, 3431571), (65, 3167604), (66, 3119610), (76, 2709135), (78, 2639670), (90, 2287714), (95, 2167308), (99, 2079740), (110, 1871766), (114, 1806090), (117, 1759780), (130, 1583802), (132, 1559805), (143, 1439820), (156, 1319835), (165, 1247844), (171, 1204060), (180, 1143857), (190, 1083654), (195, 1055868), (198, 1039870), (209, 985140), (220, 935883), (228, 903045), (234, 879890), (247, 833580), (260, 791901), (285, 722436), (286, 719910), (330, 623922), (342, 602030), (380, 541827), (390, 527934), (396, 519935), (418, 492570), (421, 489060), (429, 479940), (468, 439945), (494, 416790), (495, 415948), (570, 361218), (572, 359955), (585, 351956), (627, 328380), (660, 311961), (684, 301015), (715, 287964), (741, 277860), (780, 263967), (836, 246285), (842, 244530), (855, 240812), (858, 239970), (988, 208395), (990, 207974), (1045, 197028), (1140, 180609), (1170, 175978), (1235, 166716), (1254, 164190), (1263, 163020), (1287, 159980), (1430, 143982), (1482, 138930), (1684, 122265), (1710, 120406), (1716, 119985), (1881, 109460), (1980, 103987), (2090, 98514), (2105, 97812), (2145, 95988), (2223, 92620), (2340, 87989), (2470, 83358), (2508, 82095), (2526, 81510), (2574, 79990), (2717, 75780), (2860, 71991), (2964, 69465), (3135, 65676), (3420, 60203), (3705, 55572), (3762, 54730), (3789, 54340), (4180, 49257), (4210, 48906), (4290, 47994), (4446, 46310), (4631, 44460), (4940, 41679), (5052, 40755), (5148, 39995), (5434, 37890), (5473, 37620), (6270, 32838), (6315, 32604), (6435, 31996), (7410, 27786), (7524, 27365), (7578, 27170), (7999, 25740), (8151, 25260), (8420, 24453), (8580, 23997), (8892, 23155), (9262, 22230), (9405, 21892), (10868, 18945), (10946, 18810), (11115, 18524), (12540, 16419), (12630, 16302), (12870, 15998), (13585, 15156), (13893, 14820)]