398741760

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{34613}}^1$

素因数の和:34640

約数の個数: 108

約数和(自身を含む): 1379644812

約数和(自身を除く): 980903052

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 11520, 34613, 69226, 103839, 138452, 173065, 207678, 276904, 311517, 346130, 415356, 519195, 553808, 623034, 692260, 830712, 1038390, 1107616, 1246068, 1384520, 1557585, 1661424, 2076780, 2215232, 2492136, 2769040, 3115170, 3322848, 4153560, 4430464, 4984272, 5538080, 6230340, 6645696, 8307120, 8860928, 9968544, 11076160, 12460680, 13291392, 16614240, 19937088, 22152320, 24921360, 26582784, 33228480, 39874176, 44304640, 49842720, 66456960, 79748352, 99685440, 132913920, 199370880, 398741760]

約数ペア:

[(1, 398741760), (2, 199370880), (3, 132913920), (4, 99685440), (5, 79748352), (6, 66456960), (8, 49842720), (9, 44304640), (10, 39874176), (12, 33228480), (15, 26582784), (16, 24921360), (18, 22152320), (20, 19937088), (24, 16614240), (30, 13291392), (32, 12460680), (36, 11076160), (40, 9968544), (45, 8860928), (48, 8307120), (60, 6645696), (64, 6230340), (72, 5538080), (80, 4984272), (90, 4430464), (96, 4153560), (120, 3322848), (128, 3115170), (144, 2769040), (160, 2492136), (180, 2215232), (192, 2076780), (240, 1661424), (256, 1557585), (288, 1384520), (320, 1246068), (360, 1107616), (384, 1038390), (480, 830712), (576, 692260), (640, 623034), (720, 553808), (768, 519195), (960, 415356), (1152, 346130), (1280, 311517), (1440, 276904), (1920, 207678), (2304, 173065), (2880, 138452), (3840, 103839), (5760, 69226), (11520, 34613)]