40998240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:493

約数の個数: 144

約数和(自身を含む): 142230816

約数和(自身を除く): 101232576

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, 71, 72, 80, 90, 96, 120, 142, 144, 160, 180, 213, 240, 284, 288, 355, 360, 401, 426, 480, 568, 639, 710, 720, 802, 852, 1065, 1136, 1203, 1278, 1420, 1440, 1604, 1704, 2005, 2130, 2272, 2406, 2556, 2840, 3195, 3208, 3408, 3609, 4010, 4260, 4812, 5112, 5680, 6015, 6390, 6416, 6816, 7218, 8020, 8520, 9624, 10224, 11360, 12030, 12780, 12832, 14436, 16040, 17040, 18045, 19248, 20448, 24060, 25560, 28471, 28872, 32080, 34080, 36090, 38496, 48120, 51120, 56942, 57744, 64160, 72180, 85413, 96240, 102240, 113884, 115488, 142355, 144360, 170826, 192480, 227768, 256239, 284710, 288720, 341652, 427065, 455536, 512478, 569420, 577440, 683304, 854130, 911072, 1024956, 1138840, 1281195, 1366608, 1708260, 2049912, 2277680, 2562390, 2733216, 3416520, 4099824, 4555360, 5124780, 6833040, 8199648, 10249560, 13666080, 20499120, 40998240]

約数ペア:

[(1, 40998240), (2, 20499120), (3, 13666080), (4, 10249560), (5, 8199648), (6, 6833040), (8, 5124780), (9, 4555360), (10, 4099824), (12, 3416520), (15, 2733216), (16, 2562390), (18, 2277680), (20, 2049912), (24, 1708260), (30, 1366608), (32, 1281195), (36, 1138840), (40, 1024956), (45, 911072), (48, 854130), (60, 683304), (71, 577440), (72, 569420), (80, 512478), (90, 455536), (96, 427065), (120, 341652), (142, 288720), (144, 284710), (160, 256239), (180, 227768), (213, 192480), (240, 170826), (284, 144360), (288, 142355), (355, 115488), (360, 113884), (401, 102240), (426, 96240), (480, 85413), (568, 72180), (639, 64160), (710, 57744), (720, 56942), (802, 51120), (852, 48120), (1065, 38496), (1136, 36090), (1203, 34080), (1278, 32080), (1420, 28872), (1440, 28471), (1604, 25560), (1704, 24060), (2005, 20448), (2130, 19248), (2272, 18045), (2406, 17040), (2556, 16040), (2840, 14436), (3195, 12832), (3208, 12780), (3408, 12030), (3609, 11360), (4010, 10224), (4260, 9624), (4812, 8520), (5112, 8020), (5680, 7218), (6015, 6816), (6390, 6416)]