40511520

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{4019}}^1$

素因数の和:4047

約数の個数: 144

約数和(自身を含む): 158034240

約数和(自身を除く): 117522720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 4019, 5040, 8038, 10080, 12057, 16076, 20095, 24114, 28133, 32152, 36171, 40190, 48228, 56266, 60285, 64304, 72342, 80380, 84399, 96456, 112532, 120570, 128608, 140665, 144684, 160760, 168798, 180855, 192912, 225064, 241140, 253197, 281330, 289368, 321520, 337596, 361710, 385824, 421995, 450128, 482280, 506394, 562660, 578736, 643040, 675192, 723420, 843990, 900256, 964560, 1012788, 1125320, 1157472, 1265985, 1350384, 1446840, 1687980, 1929120, 2025576, 2250640, 2531970, 2700768, 2893680, 3375960, 4051152, 4501280, 5063940, 5787360, 6751920, 8102304, 10127880, 13503840, 20255760, 40511520]

約数ペア:

[(1, 40511520), (2, 20255760), (3, 13503840), (4, 10127880), (5, 8102304), (6, 6751920), (7, 5787360), (8, 5063940), (9, 4501280), (10, 4051152), (12, 3375960), (14, 2893680), (15, 2700768), (16, 2531970), (18, 2250640), (20, 2025576), (21, 1929120), (24, 1687980), (28, 1446840), (30, 1350384), (32, 1265985), (35, 1157472), (36, 1125320), (40, 1012788), (42, 964560), (45, 900256), (48, 843990), (56, 723420), (60, 675192), (63, 643040), (70, 578736), (72, 562660), (80, 506394), (84, 482280), (90, 450128), (96, 421995), (105, 385824), (112, 361710), (120, 337596), (126, 321520), (140, 289368), (144, 281330), (160, 253197), (168, 241140), (180, 225064), (210, 192912), (224, 180855), (240, 168798), (252, 160760), (280, 144684), (288, 140665), (315, 128608), (336, 120570), (360, 112532), (420, 96456), (480, 84399), (504, 80380), (560, 72342), (630, 64304), (672, 60285), (720, 56266), (840, 48228), (1008, 40190), (1120, 36171), (1260, 32152), (1440, 28133), (1680, 24114), (2016, 20095), (2520, 16076), (3360, 12057), (4019, 10080), (5040, 8038)]