66431640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{853}}^1$

素因数の和:937

約数の個数: 128

約数和(自身を含む): 221356800

約数和(自身を除く): 154925160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 59, 60, 66, 88, 110, 118, 120, 132, 165, 177, 220, 236, 264, 295, 330, 354, 440, 472, 590, 649, 660, 708, 853, 885, 1180, 1298, 1320, 1416, 1706, 1770, 1947, 2360, 2559, 2596, 3245, 3412, 3540, 3894, 4265, 5118, 5192, 6490, 6824, 7080, 7788, 8530, 9383, 9735, 10236, 12795, 12980, 15576, 17060, 18766, 19470, 20472, 25590, 25960, 28149, 34120, 37532, 38940, 46915, 50327, 51180, 56298, 75064, 77880, 93830, 100654, 102360, 112596, 140745, 150981, 187660, 201308, 225192, 251635, 281490, 301962, 375320, 402616, 503270, 553597, 562980, 603924, 754905, 1006540, 1107194, 1125960, 1207848, 1509810, 1660791, 2013080, 2214388, 2767985, 3019620, 3321582, 4428776, 5535970, 6039240, 6643164, 8303955, 11071940, 13286328, 16607910, 22143880, 33215820, 66431640]

約数ペア:

[(1, 66431640), (2, 33215820), (3, 22143880), (4, 16607910), (5, 13286328), (6, 11071940), (8, 8303955), (10, 6643164), (11, 6039240), (12, 5535970), (15, 4428776), (20, 3321582), (22, 3019620), (24, 2767985), (30, 2214388), (33, 2013080), (40, 1660791), (44, 1509810), (55, 1207848), (59, 1125960), (60, 1107194), (66, 1006540), (88, 754905), (110, 603924), (118, 562980), (120, 553597), (132, 503270), (165, 402616), (177, 375320), (220, 301962), (236, 281490), (264, 251635), (295, 225192), (330, 201308), (354, 187660), (440, 150981), (472, 140745), (590, 112596), (649, 102360), (660, 100654), (708, 93830), (853, 77880), (885, 75064), (1180, 56298), (1298, 51180), (1320, 50327), (1416, 46915), (1706, 38940), (1770, 37532), (1947, 34120), (2360, 28149), (2559, 25960), (2596, 25590), (3245, 20472), (3412, 19470), (3540, 18766), (3894, 17060), (4265, 15576), (5118, 12980), (5192, 12795), (6490, 10236), (6824, 9735), (7080, 9383), (7788, 8530)]