991213758080

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2477}}^1\times {\mathrm{6871}}^1$

素因数の和:9387

約数の個数: 256

約数和(自身を含む): 2918057909760

約数和(自身を除く): 1926844151680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1456, 1664, 1820, 2080, 2240, 2477, 2912, 3640, 4160, 4480, 4954, 5824, 6871, 7280, 8320, 9908, 11648, 12385, 13742, 14560, 17339, 19816, 24770, 27484, 29120, 32201, 34355, 34678, 39632, 48097, 49540, 54968, 58240, 64402, 68710, 69356, 79264, 86695, 89323, 96194, 99080, 109936, 128804, 137420, 138712, 158528, 161005, 173390, 178646, 192388, 198160, 219872, 225407, 240485, 257608, 274840, 277424, 317056, 322010, 346780, 357292, 384776, 396320, 439744, 446615, 450814, 480970, 515216, 549680, 554848, 625261, 644020, 693560, 714584, 769552, 792640, 879488, 893230, 901628, 961940, 1030432, 1099360, 1109696, 1127035, 1250522, 1288040, 1387120, 1429168, 1539104, 1585280, 1786460, 1803256, 1923880, 2060864, 2198720, 2219392, 2254070, 2501044, 2576080, 2774240, 2858336, 3078208, 3126305, 3572920, 3606512, 3847760, 4121728, 4397440, 4508140, 5002088, 5152160, 5548480, 5716672, 6156416, 6252610, 7145840, 7213024, 7695520, 9016280, 10004176, 10304320, 11096960, 11433344, 12505220, 14291680, 14426048, 15391040, 17019467, 18032560, 20008352, 20608640, 25010440, 28583360, 28852096, 30782080, 34038934, 36065120, 40016704, 50020880, 57166720, 68077868, 72130240, 80033408, 85097335, 100041760, 119136269, 136155736, 144260480, 170194670, 200083520, 221253071, 238272538, 272311472, 340389340, 400167040, 442506142, 476545076, 544622944, 595681345, 680778680, 885012284, 953090152, 1089245888, 1106265355, 1191362690, 1361557360, 1548771497, 1770024568, 1906180304, 2178491776, 2212530710, 2382725380, 2723114720, 3097542994, 3540049136, 3812360608, 4425061420, 4765450760, 5446229440, 6195085988, 7080098272, 7624721216, 7743857485, 8850122840, 9530901520, 10892458880, 12390171976, 14160196544, 15249442432, 15487714970, 17700245680, 19061803040, 24780343952, 28320393088, 30975429940, 35400491360, 38123606080, 49560687904, 61950859880, 70800982720, 76247212160, 99121375808, 123901719760, 141601965440, 198242751616, 247803439520, 495606879040, 991213758080]

約数ペア:

[(1, 991213758080), (2, 495606879040), (4, 247803439520), (5, 198242751616), (7, 141601965440), (8, 123901719760), (10, 99121375808), (13, 76247212160), (14, 70800982720), (16, 61950859880), (20, 49560687904), (26, 38123606080), (28, 35400491360), (32, 30975429940), (35, 28320393088), (40, 24780343952), (52, 19061803040), (56, 17700245680), (64, 15487714970), (65, 15249442432), (70, 14160196544), (80, 12390171976), (91, 10892458880), (104, 9530901520), (112, 8850122840), (128, 7743857485), (130, 7624721216), (140, 7080098272), (160, 6195085988), (182, 5446229440), (208, 4765450760), (224, 4425061420), (260, 3812360608), (280, 3540049136), (320, 3097542994), (364, 2723114720), (416, 2382725380), (448, 2212530710), (455, 2178491776), (520, 1906180304), (560, 1770024568), (640, 1548771497), (728, 1361557360), (832, 1191362690), (896, 1106265355), (910, 1089245888), (1040, 953090152), (1120, 885012284), (1456, 680778680), (1664, 595681345), (1820, 544622944), (2080, 476545076), (2240, 442506142), (2477, 400167040), (2912, 340389340), (3640, 272311472), (4160, 238272538), (4480, 221253071), (4954, 200083520), (5824, 170194670), (6871, 144260480), (7280, 136155736), (8320, 119136269), (9908, 100041760), (11648, 85097335), (12385, 80033408), (13742, 72130240), (14560, 68077868), (17339, 57166720), (19816, 50020880), (24770, 40016704), (27484, 36065120), (29120, 34038934), (32201, 30782080), (34355, 28852096), (34678, 28583360), (39632, 25010440), (48097, 20608640), (49540, 20008352), (54968, 18032560), (58240, 17019467), (64402, 15391040), (68710, 14426048), (69356, 14291680), (79264, 12505220), (86695, 11433344), (89323, 11096960), (96194, 10304320), (99080, 10004176), (109936, 9016280), (128804, 7695520), (137420, 7213024), (138712, 7145840), (158528, 6252610), (161005, 6156416), (173390, 5716672), (178646, 5548480), (192388, 5152160), (198160, 5002088), (219872, 4508140), (225407, 4397440), (240485, 4121728), (257608, 3847760), (274840, 3606512), (277424, 3572920), (317056, 3126305), (322010, 3078208), (346780, 2858336), (357292, 2774240), (384776, 2576080), (396320, 2501044), (439744, 2254070), (446615, 2219392), (450814, 2198720), (480970, 2060864), (515216, 1923880), (549680, 1803256), (554848, 1786460), (625261, 1585280), (644020, 1539104), (693560, 1429168), (714584, 1387120), (769552, 1288040), (792640, 1250522), (879488, 1127035), (893230, 1109696), (901628, 1099360), (961940, 1030432)]