266528080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1181}}^1$

素因数の和:1245

約数の個数: 160

約数和(自身を含む): 787949568

約数和(自身を除く): 521421488

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 182, 208, 217, 248, 260, 280, 310, 364, 403, 434, 455, 496, 520, 560, 620, 728, 806, 868, 910, 1040, 1085, 1181, 1240, 1456, 1612, 1736, 1820, 2015, 2170, 2362, 2480, 2821, 3224, 3472, 3640, 4030, 4340, 4724, 5642, 5905, 6448, 7280, 8060, 8267, 8680, 9448, 11284, 11810, 14105, 15353, 16120, 16534, 17360, 18896, 22568, 23620, 28210, 30706, 32240, 33068, 36611, 41335, 45136, 47240, 56420, 61412, 66136, 73222, 76765, 82670, 94480, 107471, 112840, 122824, 132272, 146444, 153530, 165340, 183055, 214942, 225680, 245648, 256277, 292888, 307060, 330680, 366110, 429884, 475943, 512554, 537355, 585776, 614120, 661360, 732220, 859768, 951886, 1025108, 1074710, 1228240, 1281385, 1464440, 1719536, 1903772, 2050216, 2149420, 2379715, 2562770, 2928880, 3331601, 3807544, 4100432, 4298840, 4759430, 5125540, 6663202, 7615088, 8597680, 9518860, 10251080, 13326404, 16658005, 19037720, 20502160, 26652808, 33316010, 38075440, 53305616, 66632020, 133264040, 266528080]

約数ペア:

[(1, 266528080), (2, 133264040), (4, 66632020), (5, 53305616), (7, 38075440), (8, 33316010), (10, 26652808), (13, 20502160), (14, 19037720), (16, 16658005), (20, 13326404), (26, 10251080), (28, 9518860), (31, 8597680), (35, 7615088), (40, 6663202), (52, 5125540), (56, 4759430), (62, 4298840), (65, 4100432), (70, 3807544), (80, 3331601), (91, 2928880), (104, 2562770), (112, 2379715), (124, 2149420), (130, 2050216), (140, 1903772), (155, 1719536), (182, 1464440), (208, 1281385), (217, 1228240), (248, 1074710), (260, 1025108), (280, 951886), (310, 859768), (364, 732220), (403, 661360), (434, 614120), (455, 585776), (496, 537355), (520, 512554), (560, 475943), (620, 429884), (728, 366110), (806, 330680), (868, 307060), (910, 292888), (1040, 256277), (1085, 245648), (1181, 225680), (1240, 214942), (1456, 183055), (1612, 165340), (1736, 153530), (1820, 146444), (2015, 132272), (2170, 122824), (2362, 112840), (2480, 107471), (2821, 94480), (3224, 82670), (3472, 76765), (3640, 73222), (4030, 66136), (4340, 61412), (4724, 56420), (5642, 47240), (5905, 45136), (6448, 41335), (7280, 36611), (8060, 33068), (8267, 32240), (8680, 30706), (9448, 28210), (11284, 23620), (11810, 22568), (14105, 18896), (15353, 17360), (16120, 16534)]