221221440

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6983}}^1$

素因数の和:7017

約数の個数: 168

約数和(自身を含む): 830202048

約数和(自身を除く): 608980608

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 264, 288, 320, 330, 352, 360, 396, 440, 480, 495, 528, 576, 660, 704, 720, 792, 880, 960, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2112, 2640, 2880, 3168, 3520, 3960, 5280, 6336, 6983, 7920, 10560, 13966, 15840, 20949, 27932, 31680, 34915, 41898, 55864, 62847, 69830, 76813, 83796, 104745, 111728, 125694, 139660, 153626, 167592, 209490, 223456, 230439, 251388, 279320, 307252, 314235, 335184, 384065, 418980, 446912, 460878, 502776, 558640, 614504, 628470, 670368, 691317, 768130, 837960, 921756, 1005552, 1117280, 1152195, 1229008, 1256940, 1340736, 1382634, 1536260, 1675920, 1843512, 2011104, 2234560, 2304390, 2458016, 2513880, 2765268, 3072520, 3351840, 3456585, 3687024, 4022208, 4608780, 4916032, 5027760, 5530536, 6145040, 6703680, 6913170, 7374048, 9217560, 10055520, 11061072, 12290080, 13826340, 14748096, 18435120, 20111040, 22122144, 24580160, 27652680, 36870240, 44244288, 55305360, 73740480, 110610720, 221221440]

約数ペア:

[(1, 221221440), (2, 110610720), (3, 73740480), (4, 55305360), (5, 44244288), (6, 36870240), (8, 27652680), (9, 24580160), (10, 22122144), (11, 20111040), (12, 18435120), (15, 14748096), (16, 13826340), (18, 12290080), (20, 11061072), (22, 10055520), (24, 9217560), (30, 7374048), (32, 6913170), (33, 6703680), (36, 6145040), (40, 5530536), (44, 5027760), (45, 4916032), (48, 4608780), (55, 4022208), (60, 3687024), (64, 3456585), (66, 3351840), (72, 3072520), (80, 2765268), (88, 2513880), (90, 2458016), (96, 2304390), (99, 2234560), (110, 2011104), (120, 1843512), (132, 1675920), (144, 1536260), (160, 1382634), (165, 1340736), (176, 1256940), (180, 1229008), (192, 1152195), (198, 1117280), (220, 1005552), (240, 921756), (264, 837960), (288, 768130), (320, 691317), (330, 670368), (352, 628470), (360, 614504), (396, 558640), (440, 502776), (480, 460878), (495, 446912), (528, 418980), (576, 384065), (660, 335184), (704, 314235), (720, 307252), (792, 279320), (880, 251388), (960, 230439), (990, 223456), (1056, 209490), (1320, 167592), (1440, 153626), (1584, 139660), (1760, 125694), (1980, 111728), (2112, 104745), (2640, 83796), (2880, 76813), (3168, 69830), (3520, 62847), (3960, 55864), (5280, 41898), (6336, 34915), (6983, 31680), (7920, 27932), (10560, 20949), (13966, 15840)]