65328480

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{6481}}^1$

素因数の和:6509

約数の個数: 144

約数和(自身を含む): 254820384

約数和(自身を除く): 189491904

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 6481, 10080, 12962, 19443, 25924, 32405, 38886, 45367, 51848, 58329, 64810, 77772, 90734, 97215, 103696, 116658, 129620, 136101, 155544, 181468, 194430, 207392, 226835, 233316, 259240, 272202, 291645, 311088, 362936, 388860, 408303, 453670, 466632, 518480, 544404, 583290, 622176, 680505, 725872, 777720, 816606, 907340, 933264, 1036960, 1088808, 1166580, 1361010, 1451744, 1555440, 1633212, 1814680, 1866528, 2041515, 2177616, 2333160, 2722020, 3110880, 3266424, 3629360, 4083030, 4355232, 4666320, 5444040, 6532848, 7258720, 8166060, 9332640, 10888080, 13065696, 16332120, 21776160, 32664240, 65328480]

約数ペア:

[(1, 65328480), (2, 32664240), (3, 21776160), (4, 16332120), (5, 13065696), (6, 10888080), (7, 9332640), (8, 8166060), (9, 7258720), (10, 6532848), (12, 5444040), (14, 4666320), (15, 4355232), (16, 4083030), (18, 3629360), (20, 3266424), (21, 3110880), (24, 2722020), (28, 2333160), (30, 2177616), (32, 2041515), (35, 1866528), (36, 1814680), (40, 1633212), (42, 1555440), (45, 1451744), (48, 1361010), (56, 1166580), (60, 1088808), (63, 1036960), (70, 933264), (72, 907340), (80, 816606), (84, 777720), (90, 725872), (96, 680505), (105, 622176), (112, 583290), (120, 544404), (126, 518480), (140, 466632), (144, 453670), (160, 408303), (168, 388860), (180, 362936), (210, 311088), (224, 291645), (240, 272202), (252, 259240), (280, 233316), (288, 226835), (315, 207392), (336, 194430), (360, 181468), (420, 155544), (480, 136101), (504, 129620), (560, 116658), (630, 103696), (672, 97215), (720, 90734), (840, 77772), (1008, 64810), (1120, 58329), (1260, 51848), (1440, 45367), (1680, 38886), (2016, 32405), (2520, 25924), (3360, 19443), (5040, 12962), (6481, 10080)]