82139520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{239}}^1$

素因数の和:440

約数の個数: 128

約数和(自身を含む): 264384000

約数和(自身を除く): 182244480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 179, 192, 239, 240, 320, 358, 384, 478, 480, 537, 640, 716, 717, 895, 956, 960, 1074, 1195, 1432, 1434, 1790, 1912, 1920, 2148, 2390, 2685, 2864, 2868, 3580, 3585, 3824, 4296, 4780, 5370, 5728, 5736, 7160, 7170, 7648, 8592, 9560, 10740, 11456, 11472, 14320, 14340, 15296, 17184, 19120, 21480, 22912, 22944, 28640, 28680, 30592, 34368, 38240, 42781, 42960, 45888, 57280, 57360, 68736, 76480, 85562, 85920, 91776, 114560, 114720, 128343, 152960, 171124, 171840, 213905, 229440, 256686, 342248, 343680, 427810, 458880, 513372, 641715, 684496, 855620, 1026744, 1283430, 1368992, 1711240, 2053488, 2566860, 2737984, 3422480, 4106976, 5133720, 5475968, 6844960, 8213952, 10267440, 13689920, 16427904, 20534880, 27379840, 41069760, 82139520]

約数ペア:

[(1, 82139520), (2, 41069760), (3, 27379840), (4, 20534880), (5, 16427904), (6, 13689920), (8, 10267440), (10, 8213952), (12, 6844960), (15, 5475968), (16, 5133720), (20, 4106976), (24, 3422480), (30, 2737984), (32, 2566860), (40, 2053488), (48, 1711240), (60, 1368992), (64, 1283430), (80, 1026744), (96, 855620), (120, 684496), (128, 641715), (160, 513372), (179, 458880), (192, 427810), (239, 343680), (240, 342248), (320, 256686), (358, 229440), (384, 213905), (478, 171840), (480, 171124), (537, 152960), (640, 128343), (716, 114720), (717, 114560), (895, 91776), (956, 85920), (960, 85562), (1074, 76480), (1195, 68736), (1432, 57360), (1434, 57280), (1790, 45888), (1912, 42960), (1920, 42781), (2148, 38240), (2390, 34368), (2685, 30592), (2864, 28680), (2868, 28640), (3580, 22944), (3585, 22912), (3824, 21480), (4296, 19120), (4780, 17184), (5370, 15296), (5728, 14340), (5736, 14320), (7160, 11472), (7170, 11456), (7648, 10740), (8592, 9560)]