391654080

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{569}}^1$

素因数の和:831

約数の個数: 168

約数和(自身を含む): 1355140800

約数和(自身を除く): 963486720

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, 144, 160, 180, 192, 239, 240, 288, 320, 360, 478, 480, 569, 576, 717, 720, 956, 960, 1138, 1195, 1434, 1440, 1707, 1912, 2151, 2276, 2390, 2845, 2868, 2880, 3414, 3585, 3824, 4302, 4552, 4780, 5121, 5690, 5736, 6828, 7170, 7648, 8535, 8604, 9104, 9560, 10242, 10755, 11380, 11472, 13656, 14340, 15296, 17070, 17208, 18208, 19120, 20484, 21510, 22760, 22944, 25605, 27312, 28680, 34140, 34416, 36416, 38240, 40968, 43020, 45520, 45888, 51210, 54624, 57360, 68280, 68832, 76480, 81936, 86040, 91040, 102420, 109248, 114720, 135991, 136560, 137664, 163872, 172080, 182080, 204840, 229440, 271982, 273120, 327744, 344160, 407973, 409680, 543964, 546240, 679955, 688320, 815946, 819360, 1087928, 1223919, 1359910, 1631892, 1638720, 2039865, 2175856, 2447838, 2719820, 3263784, 4079730, 4351712, 4895676, 5439640, 6119595, 6527568, 8159460, 8703424, 9791352, 10879280, 12239190, 13055136, 16318920, 19582704, 21758560, 24478380, 26110272, 32637840, 39165408, 43517120, 48956760, 65275680, 78330816, 97913520, 130551360, 195827040, 391654080]

約数ペア:

[(1, 391654080), (2, 195827040), (3, 130551360), (4, 97913520), (5, 78330816), (6, 65275680), (8, 48956760), (9, 43517120), (10, 39165408), (12, 32637840), (15, 26110272), (16, 24478380), (18, 21758560), (20, 19582704), (24, 16318920), (30, 13055136), (32, 12239190), (36, 10879280), (40, 9791352), (45, 8703424), (48, 8159460), (60, 6527568), (64, 6119595), (72, 5439640), (80, 4895676), (90, 4351712), (96, 4079730), (120, 3263784), (144, 2719820), (160, 2447838), (180, 2175856), (192, 2039865), (239, 1638720), (240, 1631892), (288, 1359910), (320, 1223919), (360, 1087928), (478, 819360), (480, 815946), (569, 688320), (576, 679955), (717, 546240), (720, 543964), (956, 409680), (960, 407973), (1138, 344160), (1195, 327744), (1434, 273120), (1440, 271982), (1707, 229440), (1912, 204840), (2151, 182080), (2276, 172080), (2390, 163872), (2845, 137664), (2868, 136560), (2880, 135991), (3414, 114720), (3585, 109248), (3824, 102420), (4302, 91040), (4552, 86040), (4780, 81936), (5121, 76480), (5690, 68832), (5736, 68280), (6828, 57360), (7170, 54624), (7648, 51210), (8535, 45888), (8604, 45520), (9104, 43020), (9560, 40968), (10242, 38240), (10755, 36416), (11380, 34416), (11472, 34140), (13656, 28680), (14340, 27312), (15296, 25605), (17070, 22944), (17208, 22760), (18208, 21510), (19120, 20484)]