220177440

素因数分解:

$2^5\times 3^5\times 5^1\times 7^1\times {\mathrm{809}}^1$

素因数の和:846

約数の個数: 288

約数和(自身を含む): 891596160

約数和(自身を除く): 671418720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 243, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 486, 504, 540, 560, 567, 630, 648, 672, 720, 756, 809, 810, 840, 864, 945, 972, 1008, 1080, 1120, 1134, 1215, 1260, 1296, 1440, 1512, 1618, 1620, 1680, 1701, 1890, 1944, 2016, 2160, 2268, 2427, 2430, 2520, 2592, 2835, 3024, 3236, 3240, 3360, 3402, 3780, 3888, 4045, 4320, 4536, 4854, 4860, 5040, 5663, 5670, 6048, 6472, 6480, 6804, 7281, 7560, 7776, 8090, 8505, 9072, 9708, 9720, 10080, 11326, 11340, 12135, 12944, 12960, 13608, 14562, 15120, 16180, 16989, 17010, 18144, 19416, 19440, 21843, 22652, 22680, 24270, 25888, 27216, 28315, 29124, 30240, 32360, 33978, 34020, 36405, 38832, 38880, 43686, 45304, 45360, 48540, 50967, 54432, 56630, 58248, 64720, 65529, 67956, 68040, 72810, 77664, 84945, 87372, 90608, 90720, 97080, 101934, 109215, 113260, 116496, 129440, 131058, 135912, 136080, 145620, 152901, 169890, 174744, 181216, 194160, 196587, 203868, 218430, 226520, 232992, 254835, 262116, 271824, 272160, 291240, 305802, 327645, 339780, 349488, 388320, 393174, 407736, 436860, 453040, 458703, 509670, 524232, 543648, 582480, 611604, 655290, 679560, 698976, 764505, 786348, 815472, 873720, 906080, 917406, 982935, 1019340, 1048464, 1164960, 1223208, 1310580, 1359120, 1376109, 1529010, 1572696, 1630944, 1747440, 1834812, 1965870, 2038680, 2096928, 2293515, 2446416, 2621160, 2718240, 2752218, 3058020, 3145392, 3494880, 3669624, 3931740, 4077360, 4587030, 4892832, 5242320, 5504436, 6116040, 6290784, 6880545, 7339248, 7863480, 8154720, 9174060, 10484640, 11008872, 12232080, 13761090, 14678496, 15726960, 18348120, 22017744, 24464160, 27522180, 31453920, 36696240, 44035488, 55044360, 73392480, 110088720, 220177440]

約数ペア:

[(1, 220177440), (2, 110088720), (3, 73392480), (4, 55044360), (5, 44035488), (6, 36696240), (7, 31453920), (8, 27522180), (9, 24464160), (10, 22017744), (12, 18348120), (14, 15726960), (15, 14678496), (16, 13761090), (18, 12232080), (20, 11008872), (21, 10484640), (24, 9174060), (27, 8154720), (28, 7863480), (30, 7339248), (32, 6880545), (35, 6290784), (36, 6116040), (40, 5504436), (42, 5242320), (45, 4892832), (48, 4587030), (54, 4077360), (56, 3931740), (60, 3669624), (63, 3494880), (70, 3145392), (72, 3058020), (80, 2752218), (81, 2718240), (84, 2621160), (90, 2446416), (96, 2293515), (105, 2096928), (108, 2038680), (112, 1965870), (120, 1834812), (126, 1747440), (135, 1630944), (140, 1572696), (144, 1529010), (160, 1376109), (162, 1359120), (168, 1310580), (180, 1223208), (189, 1164960), (210, 1048464), (216, 1019340), (224, 982935), (240, 917406), (243, 906080), (252, 873720), (270, 815472), (280, 786348), (288, 764505), (315, 698976), (324, 679560), (336, 655290), (360, 611604), (378, 582480), (405, 543648), (420, 524232), (432, 509670), (480, 458703), (486, 453040), (504, 436860), (540, 407736), (560, 393174), (567, 388320), (630, 349488), (648, 339780), (672, 327645), (720, 305802), (756, 291240), (809, 272160), (810, 271824), (840, 262116), (864, 254835), (945, 232992), (972, 226520), (1008, 218430), (1080, 203868), (1120, 196587), (1134, 194160), (1215, 181216), (1260, 174744), (1296, 169890), (1440, 152901), (1512, 145620), (1618, 136080), (1620, 135912), (1680, 131058), (1701, 129440), (1890, 116496), (1944, 113260), (2016, 109215), (2160, 101934), (2268, 97080), (2427, 90720), (2430, 90608), (2520, 87372), (2592, 84945), (2835, 77664), (3024, 72810), (3236, 68040), (3240, 67956), (3360, 65529), (3402, 64720), (3780, 58248), (3888, 56630), (4045, 54432), (4320, 50967), (4536, 48540), (4854, 45360), (4860, 45304), (5040, 43686), (5663, 38880), (5670, 38832), (6048, 36405), (6472, 34020), (6480, 33978), (6804, 32360), (7281, 30240), (7560, 29124), (7776, 28315), (8090, 27216), (8505, 25888), (9072, 24270), (9708, 22680), (9720, 22652), (10080, 21843), (11326, 19440), (11340, 19416), (12135, 18144), (12944, 17010), (12960, 16989), (13608, 16180), (14562, 15120)]