218077920

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:180

約数の個数: 288

約数和(自身を含む): 792529920

約数和(自身を除く): 574452000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 71, 72, 79, 80, 81, 90, 96, 108, 120, 135, 142, 144, 158, 160, 162, 180, 213, 216, 237, 240, 243, 270, 284, 288, 316, 324, 355, 360, 395, 405, 426, 432, 474, 480, 486, 540, 568, 632, 639, 648, 710, 711, 720, 790, 810, 852, 864, 948, 972, 1065, 1080, 1136, 1185, 1215, 1264, 1278, 1296, 1420, 1422, 1440, 1580, 1620, 1704, 1896, 1917, 1944, 2130, 2133, 2160, 2272, 2370, 2430, 2528, 2556, 2592, 2840, 2844, 3160, 3195, 3240, 3408, 3555, 3792, 3834, 3888, 4260, 4266, 4320, 4740, 4860, 5112, 5609, 5680, 5688, 5751, 6320, 6390, 6399, 6480, 6816, 7110, 7584, 7668, 7776, 8520, 8532, 9480, 9585, 9720, 10224, 10665, 11218, 11360, 11376, 11502, 12640, 12780, 12798, 12960, 14220, 15336, 16827, 17040, 17064, 17253, 18960, 19170, 19197, 19440, 20448, 21330, 22436, 22752, 23004, 25560, 25596, 28045, 28440, 28755, 30672, 31995, 33654, 34080, 34128, 34506, 37920, 38340, 38394, 38880, 42660, 44872, 46008, 50481, 51120, 51192, 56090, 56880, 57510, 61344, 63990, 67308, 68256, 69012, 76680, 76788, 84135, 85320, 86265, 89744, 92016, 95985, 100962, 102240, 102384, 112180, 113760, 115020, 127980, 134616, 138024, 151443, 153360, 153576, 168270, 170640, 172530, 179488, 184032, 191970, 201924, 204768, 224360, 230040, 252405, 255960, 269232, 276048, 302886, 306720, 307152, 336540, 341280, 345060, 383940, 403848, 448720, 454329, 460080, 504810, 511920, 538464, 552096, 605772, 614304, 673080, 690120, 757215, 767880, 807696, 897440, 908658, 920160, 1009620, 1023840, 1211544, 1346160, 1362987, 1380240, 1514430, 1535760, 1615392, 1817316, 2019240, 2271645, 2423088, 2692320, 2725974, 2760480, 3028860, 3071520, 3634632, 4038480, 4543290, 4846176, 5451948, 6057720, 6814935, 7269264, 8076960, 9086580, 10903896, 12115440, 13629870, 14538528, 18173160, 21807792, 24230880, 27259740, 36346320, 43615584, 54519480, 72692640, 109038960, 218077920]

約数ペア:

[(1, 218077920), (2, 109038960), (3, 72692640), (4, 54519480), (5, 43615584), (6, 36346320), (8, 27259740), (9, 24230880), (10, 21807792), (12, 18173160), (15, 14538528), (16, 13629870), (18, 12115440), (20, 10903896), (24, 9086580), (27, 8076960), (30, 7269264), (32, 6814935), (36, 6057720), (40, 5451948), (45, 4846176), (48, 4543290), (54, 4038480), (60, 3634632), (71, 3071520), (72, 3028860), (79, 2760480), (80, 2725974), (81, 2692320), (90, 2423088), (96, 2271645), (108, 2019240), (120, 1817316), (135, 1615392), (142, 1535760), (144, 1514430), (158, 1380240), (160, 1362987), (162, 1346160), (180, 1211544), (213, 1023840), (216, 1009620), (237, 920160), (240, 908658), (243, 897440), (270, 807696), (284, 767880), (288, 757215), (316, 690120), (324, 673080), (355, 614304), (360, 605772), (395, 552096), (405, 538464), (426, 511920), (432, 504810), (474, 460080), (480, 454329), (486, 448720), (540, 403848), (568, 383940), (632, 345060), (639, 341280), (648, 336540), (710, 307152), (711, 306720), (720, 302886), (790, 276048), (810, 269232), (852, 255960), (864, 252405), (948, 230040), (972, 224360), (1065, 204768), (1080, 201924), (1136, 191970), (1185, 184032), (1215, 179488), (1264, 172530), (1278, 170640), (1296, 168270), (1420, 153576), (1422, 153360), (1440, 151443), (1580, 138024), (1620, 134616), (1704, 127980), (1896, 115020), (1917, 113760), (1944, 112180), (2130, 102384), (2133, 102240), (2160, 100962), (2272, 95985), (2370, 92016), (2430, 89744), (2528, 86265), (2556, 85320), (2592, 84135), (2840, 76788), (2844, 76680), (3160, 69012), (3195, 68256), (3240, 67308), (3408, 63990), (3555, 61344), (3792, 57510), (3834, 56880), (3888, 56090), (4260, 51192), (4266, 51120), (4320, 50481), (4740, 46008), (4860, 44872), (5112, 42660), (5609, 38880), (5680, 38394), (5688, 38340), (5751, 37920), (6320, 34506), (6390, 34128), (6399, 34080), (6480, 33654), (6816, 31995), (7110, 30672), (7584, 28755), (7668, 28440), (7776, 28045), (8520, 25596), (8532, 25560), (9480, 23004), (9585, 22752), (9720, 22436), (10224, 21330), (10665, 20448), (11218, 19440), (11360, 19197), (11376, 19170), (11502, 18960), (12640, 17253), (12780, 17064), (12798, 17040), (12960, 16827), (14220, 15336)]