318510720

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{457}}^1$

素因数の和:504

約数の個数: 288

約数和(自身を含む): 1211579460

約数和(自身を除く): 893068740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 121, 128, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 242, 264, 288, 320, 330, 352, 360, 363, 384, 396, 440, 457, 480, 484, 495, 528, 576, 605, 640, 660, 704, 720, 726, 792, 880, 914, 960, 968, 990, 1056, 1089, 1152, 1210, 1320, 1371, 1408, 1440, 1452, 1584, 1760, 1815, 1828, 1920, 1936, 1980, 2112, 2178, 2285, 2420, 2640, 2742, 2880, 2904, 3168, 3520, 3630, 3656, 3872, 3960, 4113, 4224, 4356, 4570, 4840, 5027, 5280, 5445, 5484, 5760, 5808, 6336, 6855, 7040, 7260, 7312, 7744, 7920, 8226, 8712, 9140, 9680, 10054, 10560, 10890, 10968, 11616, 12672, 13710, 14520, 14624, 15081, 15488, 15840, 16452, 17424, 18280, 19360, 20108, 20565, 21120, 21780, 21936, 23232, 25135, 27420, 29040, 29248, 30162, 31680, 32904, 34848, 36560, 38720, 40216, 41130, 43560, 43872, 45243, 46464, 50270, 54840, 55297, 58080, 58496, 60324, 63360, 65808, 69696, 73120, 75405, 77440, 80432, 82260, 87120, 87744, 90486, 100540, 109680, 110594, 116160, 120648, 131616, 139392, 146240, 150810, 160864, 164520, 165891, 174240, 175488, 180972, 201080, 219360, 221188, 226215, 232320, 241296, 263232, 276485, 292480, 301620, 321728, 329040, 331782, 348480, 361944, 402160, 438720, 442376, 452430, 482592, 497673, 526464, 552970, 603240, 643456, 658080, 663564, 696960, 723888, 804320, 829455, 877440, 884752, 904860, 965184, 995346, 1105940, 1206480, 1316160, 1327128, 1447776, 1608640, 1658910, 1769504, 1809720, 1930368, 1990692, 2211880, 2412960, 2488365, 2632320, 2654256, 2895552, 3217280, 3317820, 3539008, 3619440, 3981384, 4423760, 4825920, 4976730, 5308512, 5791104, 6635640, 7078016, 7238880, 7962768, 8847520, 9651840, 9953460, 10617024, 13271280, 14477760, 15925536, 17695040, 19906920, 21234048, 26542560, 28955520, 31851072, 35390080, 39813840, 53085120, 63702144, 79627680, 106170240, 159255360, 318510720]

約数ペア:

[(1, 318510720), (2, 159255360), (3, 106170240), (4, 79627680), (5, 63702144), (6, 53085120), (8, 39813840), (9, 35390080), (10, 31851072), (11, 28955520), (12, 26542560), (15, 21234048), (16, 19906920), (18, 17695040), (20, 15925536), (22, 14477760), (24, 13271280), (30, 10617024), (32, 9953460), (33, 9651840), (36, 8847520), (40, 7962768), (44, 7238880), (45, 7078016), (48, 6635640), (55, 5791104), (60, 5308512), (64, 4976730), (66, 4825920), (72, 4423760), (80, 3981384), (88, 3619440), (90, 3539008), (96, 3317820), (99, 3217280), (110, 2895552), (120, 2654256), (121, 2632320), (128, 2488365), (132, 2412960), (144, 2211880), (160, 1990692), (165, 1930368), (176, 1809720), (180, 1769504), (192, 1658910), (198, 1608640), (220, 1447776), (240, 1327128), (242, 1316160), (264, 1206480), (288, 1105940), (320, 995346), (330, 965184), (352, 904860), (360, 884752), (363, 877440), (384, 829455), (396, 804320), (440, 723888), (457, 696960), (480, 663564), (484, 658080), (495, 643456), (528, 603240), (576, 552970), (605, 526464), (640, 497673), (660, 482592), (704, 452430), (720, 442376), (726, 438720), (792, 402160), (880, 361944), (914, 348480), (960, 331782), (968, 329040), (990, 321728), (1056, 301620), (1089, 292480), (1152, 276485), (1210, 263232), (1320, 241296), (1371, 232320), (1408, 226215), (1440, 221188), (1452, 219360), (1584, 201080), (1760, 180972), (1815, 175488), (1828, 174240), (1920, 165891), (1936, 164520), (1980, 160864), (2112, 150810), (2178, 146240), (2285, 139392), (2420, 131616), (2640, 120648), (2742, 116160), (2880, 110594), (2904, 109680), (3168, 100540), (3520, 90486), (3630, 87744), (3656, 87120), (3872, 82260), (3960, 80432), (4113, 77440), (4224, 75405), (4356, 73120), (4570, 69696), (4840, 65808), (5027, 63360), (5280, 60324), (5445, 58496), (5484, 58080), (5760, 55297), (5808, 54840), (6336, 50270), (6855, 46464), (7040, 45243), (7260, 43872), (7312, 43560), (7744, 41130), (7920, 40216), (8226, 38720), (8712, 36560), (9140, 34848), (9680, 32904), (10054, 31680), (10560, 30162), (10890, 29248), (10968, 29040), (11616, 27420), (12672, 25135), (13710, 23232), (14520, 21936), (14624, 21780), (15081, 21120), (15488, 20565), (15840, 20108), (16452, 19360), (17424, 18280)]