21456845280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{4079}}^1$

素因数の和:4394

約数の個数: 288

約数和(自身を含む): 79153925760

約数和(自身を除く): 57697080480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 281, 288, 312, 360, 390, 416, 468, 480, 520, 562, 585, 624, 720, 780, 843, 936, 1040, 1124, 1170, 1248, 1405, 1440, 1560, 1686, 1872, 2080, 2248, 2340, 2529, 2810, 3120, 3372, 3653, 3744, 4079, 4215, 4496, 4680, 5058, 5620, 6240, 6744, 7306, 8158, 8430, 8992, 9360, 10116, 10959, 11240, 12237, 12645, 13488, 14612, 16316, 16860, 18265, 18720, 20232, 20395, 21918, 22480, 24474, 25290, 26976, 29224, 32632, 32877, 33720, 36530, 36711, 40464, 40790, 43836, 44960, 48948, 50580, 53027, 54795, 58448, 61185, 65264, 65754, 67440, 73060, 73422, 80928, 81580, 87672, 97896, 101160, 106054, 109590, 116896, 122370, 130528, 131508, 134880, 146120, 146844, 159081, 163160, 164385, 175344, 183555, 195792, 202320, 212108, 219180, 244740, 263016, 265135, 292240, 293688, 318162, 326320, 328770, 350688, 367110, 391584, 404640, 424216, 438360, 477243, 489480, 526032, 530270, 584480, 587376, 636324, 652640, 657540, 734220, 795405, 848432, 876720, 954486, 978960, 1052064, 1060540, 1146199, 1174752, 1272648, 1315080, 1468440, 1590810, 1696864, 1753440, 1908972, 1957920, 2121080, 2292398, 2386215, 2545296, 2630160, 2936880, 3181620, 3438597, 3817944, 4242160, 4584796, 4772430, 5090592, 5260320, 5730995, 5873760, 6363240, 6877194, 7635888, 8484320, 9169592, 9544860, 10315791, 11461990, 12726480, 13754388, 14900587, 15271776, 17192985, 18339184, 19089720, 20631582, 22923980, 25452960, 27508776, 29801174, 34385970, 36678368, 38179440, 41263164, 44701761, 45847960, 51578955, 55017552, 59602348, 68771940, 74502935, 76358880, 82526328, 89403522, 91695920, 103157910, 110035104, 119204696, 134105283, 137543880, 149005870, 165052656, 178807044, 183391840, 206315820, 223508805, 238409392, 268210566, 275087760, 298011740, 330105312, 357614088, 412631640, 447017610, 476818784, 536421132, 550175520, 596023480, 670526415, 715228176, 825263280, 894035220, 1072842264, 1192046960, 1341052830, 1430456352, 1650526560, 1788070440, 2145684528, 2384093920, 2682105660, 3576140880, 4291369056, 5364211320, 7152281760, 10728422640, 21456845280]

約数ペア:

[(1, 21456845280), (2, 10728422640), (3, 7152281760), (4, 5364211320), (5, 4291369056), (6, 3576140880), (8, 2682105660), (9, 2384093920), (10, 2145684528), (12, 1788070440), (13, 1650526560), (15, 1430456352), (16, 1341052830), (18, 1192046960), (20, 1072842264), (24, 894035220), (26, 825263280), (30, 715228176), (32, 670526415), (36, 596023480), (39, 550175520), (40, 536421132), (45, 476818784), (48, 447017610), (52, 412631640), (60, 357614088), (65, 330105312), (72, 298011740), (78, 275087760), (80, 268210566), (90, 238409392), (96, 223508805), (104, 206315820), (117, 183391840), (120, 178807044), (130, 165052656), (144, 149005870), (156, 137543880), (160, 134105283), (180, 119204696), (195, 110035104), (208, 103157910), (234, 91695920), (240, 89403522), (260, 82526328), (281, 76358880), (288, 74502935), (312, 68771940), (360, 59602348), (390, 55017552), (416, 51578955), (468, 45847960), (480, 44701761), (520, 41263164), (562, 38179440), (585, 36678368), (624, 34385970), (720, 29801174), (780, 27508776), (843, 25452960), (936, 22923980), (1040, 20631582), (1124, 19089720), (1170, 18339184), (1248, 17192985), (1405, 15271776), (1440, 14900587), (1560, 13754388), (1686, 12726480), (1872, 11461990), (2080, 10315791), (2248, 9544860), (2340, 9169592), (2529, 8484320), (2810, 7635888), (3120, 6877194), (3372, 6363240), (3653, 5873760), (3744, 5730995), (4079, 5260320), (4215, 5090592), (4496, 4772430), (4680, 4584796), (5058, 4242160), (5620, 3817944), (6240, 3438597), (6744, 3181620), (7306, 2936880), (8158, 2630160), (8430, 2545296), (8992, 2386215), (9360, 2292398), (10116, 2121080), (10959, 1957920), (11240, 1908972), (12237, 1753440), (12645, 1696864), (13488, 1590810), (14612, 1468440), (16316, 1315080), (16860, 1272648), (18265, 1174752), (18720, 1146199), (20232, 1060540), (20395, 1052064), (21918, 978960), (22480, 954486), (24474, 876720), (25290, 848432), (26976, 795405), (29224, 734220), (32632, 657540), (32877, 652640), (33720, 636324), (36530, 587376), (36711, 584480), (40464, 530270), (40790, 526032), (43836, 489480), (44960, 477243), (48948, 438360), (50580, 424216), (53027, 404640), (54795, 391584), (58448, 367110), (61185, 350688), (65264, 328770), (65754, 326320), (67440, 318162), (73060, 293688), (73422, 292240), (80928, 265135), (81580, 263016), (87672, 244740), (97896, 219180), (101160, 212108), (106054, 202320), (109590, 195792), (116896, 183555), (122370, 175344), (130528, 164385), (131508, 163160), (134880, 159081), (146120, 146844)]