145240320

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{347}}^1$

素因数の和:480

約数の個数: 144

約数和(自身を含む): 469465920

約数和(自身を除く): 324225600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 109, 120, 128, 160, 192, 218, 240, 256, 320, 327, 347, 384, 436, 480, 545, 640, 654, 694, 768, 872, 960, 1041, 1090, 1280, 1308, 1388, 1635, 1735, 1744, 1920, 2082, 2180, 2616, 2776, 3270, 3470, 3488, 3840, 4164, 4360, 5205, 5232, 5552, 6540, 6940, 6976, 8328, 8720, 10410, 10464, 11104, 13080, 13880, 13952, 16656, 17440, 20820, 20928, 22208, 26160, 27760, 27904, 33312, 34880, 37823, 41640, 41856, 44416, 52320, 55520, 66624, 69760, 75646, 83280, 83712, 88832, 104640, 111040, 113469, 133248, 139520, 151292, 166560, 189115, 209280, 222080, 226938, 266496, 302584, 333120, 378230, 418560, 444160, 453876, 567345, 605168, 666240, 756460, 907752, 1134690, 1210336, 1332480, 1512920, 1815504, 2269380, 2420672, 3025840, 3631008, 4538760, 4841344, 6051680, 7262016, 9077520, 9682688, 12103360, 14524032, 18155040, 24206720, 29048064, 36310080, 48413440, 72620160, 145240320]

約数ペア:

[(1, 145240320), (2, 72620160), (3, 48413440), (4, 36310080), (5, 29048064), (6, 24206720), (8, 18155040), (10, 14524032), (12, 12103360), (15, 9682688), (16, 9077520), (20, 7262016), (24, 6051680), (30, 4841344), (32, 4538760), (40, 3631008), (48, 3025840), (60, 2420672), (64, 2269380), (80, 1815504), (96, 1512920), (109, 1332480), (120, 1210336), (128, 1134690), (160, 907752), (192, 756460), (218, 666240), (240, 605168), (256, 567345), (320, 453876), (327, 444160), (347, 418560), (384, 378230), (436, 333120), (480, 302584), (545, 266496), (640, 226938), (654, 222080), (694, 209280), (768, 189115), (872, 166560), (960, 151292), (1041, 139520), (1090, 133248), (1280, 113469), (1308, 111040), (1388, 104640), (1635, 88832), (1735, 83712), (1744, 83280), (1920, 75646), (2082, 69760), (2180, 66624), (2616, 55520), (2776, 52320), (3270, 44416), (3470, 41856), (3488, 41640), (3840, 37823), (4164, 34880), (4360, 33312), (5205, 27904), (5232, 27760), (5552, 26160), (6540, 22208), (6940, 20928), (6976, 20820), (8328, 17440), (8720, 16656), (10410, 13952), (10464, 13880), (11104, 13080)]