218168640

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1$

素因数の和:491

約数の個数: 280

約数和(自身を含む): 818753760

約数和(自身を除く): 600585120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 192, 216, 228, 240, 270, 285, 288, 304, 320, 324, 342, 360, 380, 405, 432, 443, 456, 480, 513, 540, 570, 576, 608, 648, 684, 720, 760, 810, 855, 864, 886, 912, 960, 1026, 1080, 1140, 1216, 1296, 1329, 1368, 1440, 1520, 1539, 1620, 1710, 1728, 1772, 1824, 2052, 2160, 2215, 2280, 2565, 2592, 2658, 2736, 2880, 3040, 3078, 3240, 3420, 3544, 3648, 3987, 4104, 4320, 4430, 4560, 5130, 5184, 5316, 5472, 6080, 6156, 6480, 6645, 6840, 7088, 7695, 7974, 8208, 8417, 8640, 8860, 9120, 10260, 10632, 10944, 11961, 12312, 12960, 13290, 13680, 14176, 15390, 15948, 16416, 16834, 17720, 18240, 19935, 20520, 21264, 23922, 24624, 25251, 25920, 26580, 27360, 28352, 30780, 31896, 32832, 33668, 35440, 35883, 39870, 41040, 42085, 42528, 47844, 49248, 50502, 53160, 54720, 59805, 61560, 63792, 67336, 70880, 71766, 75753, 79740, 82080, 84170, 85056, 95688, 98496, 101004, 106320, 119610, 123120, 126255, 127584, 134672, 141760, 143532, 151506, 159480, 164160, 168340, 179415, 191376, 202008, 212640, 227259, 239220, 246240, 252510, 255168, 269344, 287064, 303012, 318960, 336680, 358830, 378765, 382752, 404016, 425280, 454518, 478440, 492480, 505020, 538688, 574128, 606024, 637920, 673360, 681777, 717660, 757530, 765504, 808032, 909036, 956880, 1010040, 1136295, 1148256, 1212048, 1275840, 1346720, 1363554, 1435320, 1515060, 1616064, 1818072, 1913760, 2020080, 2272590, 2296512, 2424096, 2693440, 2727108, 2870640, 3030120, 3408885, 3636144, 3827520, 4040160, 4545180, 4848192, 5454216, 5741280, 6060240, 6817770, 7272288, 8080320, 9090360, 10908432, 11482560, 12120480, 13635540, 14544576, 18180720, 21816864, 24240960, 27271080, 36361440, 43633728, 54542160, 72722880, 109084320, 218168640]

約数ペア:

[(1, 218168640), (2, 109084320), (3, 72722880), (4, 54542160), (5, 43633728), (6, 36361440), (8, 27271080), (9, 24240960), (10, 21816864), (12, 18180720), (15, 14544576), (16, 13635540), (18, 12120480), (19, 11482560), (20, 10908432), (24, 9090360), (27, 8080320), (30, 7272288), (32, 6817770), (36, 6060240), (38, 5741280), (40, 5454216), (45, 4848192), (48, 4545180), (54, 4040160), (57, 3827520), (60, 3636144), (64, 3408885), (72, 3030120), (76, 2870640), (80, 2727108), (81, 2693440), (90, 2424096), (95, 2296512), (96, 2272590), (108, 2020080), (114, 1913760), (120, 1818072), (135, 1616064), (144, 1515060), (152, 1435320), (160, 1363554), (162, 1346720), (171, 1275840), (180, 1212048), (190, 1148256), (192, 1136295), (216, 1010040), (228, 956880), (240, 909036), (270, 808032), (285, 765504), (288, 757530), (304, 717660), (320, 681777), (324, 673360), (342, 637920), (360, 606024), (380, 574128), (405, 538688), (432, 505020), (443, 492480), (456, 478440), (480, 454518), (513, 425280), (540, 404016), (570, 382752), (576, 378765), (608, 358830), (648, 336680), (684, 318960), (720, 303012), (760, 287064), (810, 269344), (855, 255168), (864, 252510), (886, 246240), (912, 239220), (960, 227259), (1026, 212640), (1080, 202008), (1140, 191376), (1216, 179415), (1296, 168340), (1329, 164160), (1368, 159480), (1440, 151506), (1520, 143532), (1539, 141760), (1620, 134672), (1710, 127584), (1728, 126255), (1772, 123120), (1824, 119610), (2052, 106320), (2160, 101004), (2215, 98496), (2280, 95688), (2565, 85056), (2592, 84170), (2658, 82080), (2736, 79740), (2880, 75753), (3040, 71766), (3078, 70880), (3240, 67336), (3420, 63792), (3544, 61560), (3648, 59805), (3987, 54720), (4104, 53160), (4320, 50502), (4430, 49248), (4560, 47844), (5130, 42528), (5184, 42085), (5316, 41040), (5472, 39870), (6080, 35883), (6156, 35440), (6480, 33668), (6645, 32832), (6840, 31896), (7088, 30780), (7695, 28352), (7974, 27360), (8208, 26580), (8417, 25920), (8640, 25251), (8860, 24624), (9120, 23922), (10260, 21264), (10632, 20520), (10944, 19935), (11961, 18240), (12312, 17720), (12960, 16834), (13290, 16416), (13680, 15948), (14176, 15390)]