40517520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2137}}^1$

素因数の和:2232

約数の個数: 80

約数和(自身を含む): 127253760

約数和(自身を除く): 86736240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 790, 948, 1185, 1264, 1580, 1896, 2137, 2370, 3160, 3792, 4274, 4740, 6320, 6411, 8548, 9480, 10685, 12822, 17096, 18960, 21370, 25644, 32055, 34192, 42740, 51288, 64110, 85480, 102576, 128220, 168823, 170960, 256440, 337646, 506469, 512880, 675292, 844115, 1012938, 1350584, 1688230, 2025876, 2532345, 2701168, 3376460, 4051752, 5064690, 6752920, 8103504, 10129380, 13505840, 20258760, 40517520]

約数ペア:

[(1, 40517520), (2, 20258760), (3, 13505840), (4, 10129380), (5, 8103504), (6, 6752920), (8, 5064690), (10, 4051752), (12, 3376460), (15, 2701168), (16, 2532345), (20, 2025876), (24, 1688230), (30, 1350584), (40, 1012938), (48, 844115), (60, 675292), (79, 512880), (80, 506469), (120, 337646), (158, 256440), (237, 170960), (240, 168823), (316, 128220), (395, 102576), (474, 85480), (632, 64110), (790, 51288), (948, 42740), (1185, 34192), (1264, 32055), (1580, 25644), (1896, 21370), (2137, 18960), (2370, 17096), (3160, 12822), (3792, 10685), (4274, 9480), (4740, 8548), (6320, 6411)]