145761280

素因数分解:

$2^{10}\times 5^1\times 7^3\times {\mathrm{83}}^1$

素因数の和:129

約数の個数: 176

約数和(自身を含む): 412675200

約数和(自身を除く): 266913920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 83, 98, 112, 128, 140, 160, 166, 196, 224, 245, 256, 280, 320, 332, 343, 392, 415, 448, 490, 512, 560, 581, 640, 664, 686, 784, 830, 896, 980, 1024, 1120, 1162, 1280, 1328, 1372, 1568, 1660, 1715, 1792, 1960, 2240, 2324, 2560, 2656, 2744, 2905, 3136, 3320, 3430, 3584, 3920, 4067, 4480, 4648, 5120, 5312, 5488, 5810, 6272, 6640, 6860, 7168, 7840, 8134, 8960, 9296, 10624, 10976, 11620, 12544, 13280, 13720, 15680, 16268, 17920, 18592, 20335, 21248, 21952, 23240, 25088, 26560, 27440, 28469, 31360, 32536, 35840, 37184, 40670, 42496, 43904, 46480, 50176, 53120, 54880, 56938, 62720, 65072, 74368, 81340, 84992, 87808, 92960, 106240, 109760, 113876, 125440, 130144, 142345, 148736, 162680, 175616, 185920, 212480, 219520, 227752, 250880, 260288, 284690, 297472, 325360, 351232, 371840, 424960, 439040, 455504, 520576, 569380, 594944, 650720, 743680, 878080, 911008, 1041152, 1138760, 1301440, 1487360, 1756160, 1822016, 2082304, 2277520, 2602880, 2974720, 3644032, 4164608, 4555040, 5205760, 7288064, 9110080, 10411520, 14576128, 18220160, 20823040, 29152256, 36440320, 72880640, 145761280]

約数ペア:

[(1, 145761280), (2, 72880640), (4, 36440320), (5, 29152256), (7, 20823040), (8, 18220160), (10, 14576128), (14, 10411520), (16, 9110080), (20, 7288064), (28, 5205760), (32, 4555040), (35, 4164608), (40, 3644032), (49, 2974720), (56, 2602880), (64, 2277520), (70, 2082304), (80, 1822016), (83, 1756160), (98, 1487360), (112, 1301440), (128, 1138760), (140, 1041152), (160, 911008), (166, 878080), (196, 743680), (224, 650720), (245, 594944), (256, 569380), (280, 520576), (320, 455504), (332, 439040), (343, 424960), (392, 371840), (415, 351232), (448, 325360), (490, 297472), (512, 284690), (560, 260288), (581, 250880), (640, 227752), (664, 219520), (686, 212480), (784, 185920), (830, 175616), (896, 162680), (980, 148736), (1024, 142345), (1120, 130144), (1162, 125440), (1280, 113876), (1328, 109760), (1372, 106240), (1568, 92960), (1660, 87808), (1715, 84992), (1792, 81340), (1960, 74368), (2240, 65072), (2324, 62720), (2560, 56938), (2656, 54880), (2744, 53120), (2905, 50176), (3136, 46480), (3320, 43904), (3430, 42496), (3584, 40670), (3920, 37184), (4067, 35840), (4480, 32536), (4648, 31360), (5120, 28469), (5312, 27440), (5488, 26560), (5810, 25088), (6272, 23240), (6640, 21952), (6860, 21248), (7168, 20335), (7840, 18592), (8134, 17920), (8960, 16268), (9296, 15680), (10624, 13720), (10976, 13280), (11620, 12544)]