198564240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{653}}^1$

素因数の和:857

約数の個数: 160

約数和(自身を含む): 708454656

約数和(自身を除く): 509890416

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 181, 210, 240, 280, 336, 362, 420, 543, 560, 653, 724, 840, 905, 1086, 1267, 1306, 1448, 1680, 1810, 1959, 2172, 2534, 2612, 2715, 2896, 3265, 3620, 3801, 3918, 4344, 4571, 5068, 5224, 5430, 6335, 6530, 7240, 7602, 7836, 8688, 9142, 9795, 10136, 10448, 10860, 12670, 13060, 13713, 14480, 15204, 15672, 18284, 19005, 19590, 20272, 21720, 22855, 25340, 26120, 27426, 30408, 31344, 36568, 38010, 39180, 43440, 45710, 50680, 52240, 54852, 60816, 68565, 73136, 76020, 78360, 91420, 101360, 109704, 118193, 137130, 152040, 156720, 182840, 219408, 236386, 274260, 304080, 354579, 365680, 472772, 548520, 590965, 709158, 827351, 945544, 1097040, 1181930, 1418316, 1654702, 1772895, 1891088, 2363860, 2482053, 2836632, 3309404, 3545790, 4136755, 4727720, 4964106, 5673264, 6618808, 7091580, 8273510, 9455440, 9928212, 12410265, 13237616, 14183160, 16547020, 19856424, 24820530, 28366320, 33094040, 39712848, 49641060, 66188080, 99282120, 198564240]

約数ペア:

[(1, 198564240), (2, 99282120), (3, 66188080), (4, 49641060), (5, 39712848), (6, 33094040), (7, 28366320), (8, 24820530), (10, 19856424), (12, 16547020), (14, 14183160), (15, 13237616), (16, 12410265), (20, 9928212), (21, 9455440), (24, 8273510), (28, 7091580), (30, 6618808), (35, 5673264), (40, 4964106), (42, 4727720), (48, 4136755), (56, 3545790), (60, 3309404), (70, 2836632), (80, 2482053), (84, 2363860), (105, 1891088), (112, 1772895), (120, 1654702), (140, 1418316), (168, 1181930), (181, 1097040), (210, 945544), (240, 827351), (280, 709158), (336, 590965), (362, 548520), (420, 472772), (543, 365680), (560, 354579), (653, 304080), (724, 274260), (840, 236386), (905, 219408), (1086, 182840), (1267, 156720), (1306, 152040), (1448, 137130), (1680, 118193), (1810, 109704), (1959, 101360), (2172, 91420), (2534, 78360), (2612, 76020), (2715, 73136), (2896, 68565), (3265, 60816), (3620, 54852), (3801, 52240), (3918, 50680), (4344, 45710), (4571, 43440), (5068, 39180), (5224, 38010), (5430, 36568), (6335, 31344), (6530, 30408), (7240, 27426), (7602, 26120), (7836, 25340), (8688, 22855), (9142, 21720), (9795, 20272), (10136, 19590), (10448, 19005), (10860, 18284), (12670, 15672), (13060, 15204), (13713, 14480)]