187221320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{461}}^1$

素因数の和:567

約数の個数: 128

約数和(自身を含む): 502951680

約数和(自身を除く): 315730360

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 71, 88, 104, 110, 130, 142, 143, 220, 260, 284, 286, 355, 440, 461, 520, 568, 572, 710, 715, 781, 922, 923, 1144, 1420, 1430, 1562, 1844, 1846, 2305, 2840, 2860, 3124, 3688, 3692, 3905, 4610, 4615, 5071, 5720, 5993, 6248, 7384, 7810, 9220, 9230, 10142, 10153, 11986, 15620, 18440, 18460, 20284, 20306, 23972, 25355, 29965, 31240, 32731, 36920, 40568, 40612, 47944, 50710, 50765, 59930, 65462, 65923, 81224, 101420, 101530, 119860, 130924, 131846, 163655, 202840, 203060, 239720, 261848, 263692, 327310, 329615, 360041, 406120, 425503, 527384, 654620, 659230, 720082, 851006, 1309240, 1318460, 1440164, 1702012, 1800205, 2127515, 2636920, 2880328, 3404024, 3600410, 4255030, 4680533, 7200820, 8510060, 9361066, 14401640, 17020120, 18722132, 23402665, 37444264, 46805330, 93610660, 187221320]

約数ペア:

[(1, 187221320), (2, 93610660), (4, 46805330), (5, 37444264), (8, 23402665), (10, 18722132), (11, 17020120), (13, 14401640), (20, 9361066), (22, 8510060), (26, 7200820), (40, 4680533), (44, 4255030), (52, 3600410), (55, 3404024), (65, 2880328), (71, 2636920), (88, 2127515), (104, 1800205), (110, 1702012), (130, 1440164), (142, 1318460), (143, 1309240), (220, 851006), (260, 720082), (284, 659230), (286, 654620), (355, 527384), (440, 425503), (461, 406120), (520, 360041), (568, 329615), (572, 327310), (710, 263692), (715, 261848), (781, 239720), (922, 203060), (923, 202840), (1144, 163655), (1420, 131846), (1430, 130924), (1562, 119860), (1844, 101530), (1846, 101420), (2305, 81224), (2840, 65923), (2860, 65462), (3124, 59930), (3688, 50765), (3692, 50710), (3905, 47944), (4610, 40612), (4615, 40568), (5071, 36920), (5720, 32731), (5993, 31240), (6248, 29965), (7384, 25355), (7810, 23972), (9220, 20306), (9230, 20284), (10142, 18460), (10153, 18440), (11986, 15620)]