40488480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{907}}^1$

素因数の和:959

約数の個数: 144

約数和(自身を含む): 142781184

約数和(自身を除く): 102292704

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 907, 930, 992, 1116, 1240, 1395, 1440, 1488, 1814, 1860, 2232, 2480, 2721, 2790, 2976, 3628, 3720, 4464, 4535, 4960, 5442, 5580, 7256, 7440, 8163, 8928, 9070, 10884, 11160, 13605, 14512, 14880, 16326, 18140, 21768, 22320, 27210, 28117, 29024, 32652, 36280, 40815, 43536, 44640, 54420, 56234, 65304, 72560, 81630, 84351, 87072, 108840, 112468, 130608, 140585, 145120, 163260, 168702, 217680, 224936, 253053, 261216, 281170, 326520, 337404, 421755, 435360, 449872, 506106, 562340, 653040, 674808, 843510, 899744, 1012212, 1124680, 1265265, 1306080, 1349616, 1687020, 2024424, 2249360, 2530530, 2699232, 3374040, 4048848, 4498720, 5061060, 6748080, 8097696, 10122120, 13496160, 20244240, 40488480]

約数ペア:

[(1, 40488480), (2, 20244240), (3, 13496160), (4, 10122120), (5, 8097696), (6, 6748080), (8, 5061060), (9, 4498720), (10, 4048848), (12, 3374040), (15, 2699232), (16, 2530530), (18, 2249360), (20, 2024424), (24, 1687020), (30, 1349616), (31, 1306080), (32, 1265265), (36, 1124680), (40, 1012212), (45, 899744), (48, 843510), (60, 674808), (62, 653040), (72, 562340), (80, 506106), (90, 449872), (93, 435360), (96, 421755), (120, 337404), (124, 326520), (144, 281170), (155, 261216), (160, 253053), (180, 224936), (186, 217680), (240, 168702), (248, 163260), (279, 145120), (288, 140585), (310, 130608), (360, 112468), (372, 108840), (465, 87072), (480, 84351), (496, 81630), (558, 72560), (620, 65304), (720, 56234), (744, 54420), (907, 44640), (930, 43536), (992, 40815), (1116, 36280), (1240, 32652), (1395, 29024), (1440, 28117), (1488, 27210), (1814, 22320), (1860, 21768), (2232, 18140), (2480, 16326), (2721, 14880), (2790, 14512), (2976, 13605), (3628, 11160), (3720, 10884), (4464, 9070), (4535, 8928), (4960, 8163), (5442, 7440), (5580, 7256)]