121863280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:375

約数の個数: 160

約数和(自身を含む): 359405568

約数和(自身を除く): 237542288

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 73, 77, 80, 88, 110, 112, 140, 146, 154, 176, 220, 271, 280, 292, 308, 365, 385, 440, 511, 542, 560, 584, 616, 730, 770, 803, 880, 1022, 1084, 1168, 1232, 1355, 1460, 1540, 1606, 1897, 2044, 2168, 2555, 2710, 2920, 2981, 3080, 3212, 3794, 4015, 4088, 4336, 5110, 5420, 5621, 5840, 5962, 6160, 6424, 7588, 8030, 8176, 9485, 10220, 10840, 11242, 11924, 12848, 14905, 15176, 16060, 18970, 19783, 20440, 20867, 21680, 22484, 23848, 28105, 29810, 30352, 32120, 37940, 39566, 40880, 41734, 44968, 47696, 56210, 59620, 64240, 75880, 79132, 83468, 89936, 98915, 104335, 112420, 119240, 138481, 151760, 158264, 166936, 197830, 208670, 217613, 224840, 238480, 276962, 316528, 333872, 395660, 417340, 435226, 449680, 553924, 692405, 791320, 834680, 870452, 1088065, 1107848, 1384810, 1523291, 1582640, 1669360, 1740904, 2176130, 2215696, 2769620, 3046582, 3481808, 4352260, 5539240, 6093164, 7616455, 8704520, 11078480, 12186328, 15232910, 17409040, 24372656, 30465820, 60931640, 121863280]

約数ペア:

[(1, 121863280), (2, 60931640), (4, 30465820), (5, 24372656), (7, 17409040), (8, 15232910), (10, 12186328), (11, 11078480), (14, 8704520), (16, 7616455), (20, 6093164), (22, 5539240), (28, 4352260), (35, 3481808), (40, 3046582), (44, 2769620), (55, 2215696), (56, 2176130), (70, 1740904), (73, 1669360), (77, 1582640), (80, 1523291), (88, 1384810), (110, 1107848), (112, 1088065), (140, 870452), (146, 834680), (154, 791320), (176, 692405), (220, 553924), (271, 449680), (280, 435226), (292, 417340), (308, 395660), (365, 333872), (385, 316528), (440, 276962), (511, 238480), (542, 224840), (560, 217613), (584, 208670), (616, 197830), (730, 166936), (770, 158264), (803, 151760), (880, 138481), (1022, 119240), (1084, 112420), (1168, 104335), (1232, 98915), (1355, 89936), (1460, 83468), (1540, 79132), (1606, 75880), (1897, 64240), (2044, 59620), (2168, 56210), (2555, 47696), (2710, 44968), (2920, 41734), (2981, 40880), (3080, 39566), (3212, 37940), (3794, 32120), (4015, 30352), (4088, 29810), (4336, 28105), (5110, 23848), (5420, 22484), (5621, 21680), (5840, 20867), (5962, 20440), (6160, 19783), (6424, 18970), (7588, 16060), (8030, 15176), (8176, 14905), (9485, 12848), (10220, 11924), (10840, 11242)]