217541880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:342

約数の個数: 192

約数和(自身を含む): 740862720

約数和(自身を除く): 523320840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 101, 120, 124, 155, 180, 186, 193, 202, 248, 279, 303, 310, 360, 372, 386, 404, 465, 505, 558, 579, 606, 620, 744, 772, 808, 909, 930, 965, 1010, 1116, 1158, 1212, 1240, 1395, 1515, 1544, 1737, 1818, 1860, 1930, 2020, 2232, 2316, 2424, 2790, 2895, 3030, 3131, 3474, 3636, 3720, 3860, 4040, 4545, 4632, 5580, 5790, 5983, 6060, 6262, 6948, 7272, 7720, 8685, 9090, 9393, 11160, 11580, 11966, 12120, 12524, 13896, 15655, 17370, 17949, 18180, 18786, 19493, 23160, 23932, 25048, 28179, 29915, 31310, 34740, 35898, 36360, 37572, 38986, 46965, 47864, 53847, 56358, 58479, 59830, 62620, 69480, 71796, 75144, 77972, 89745, 93930, 97465, 107694, 112716, 116958, 119660, 125240, 140895, 143592, 155944, 175437, 179490, 187860, 194930, 215388, 225432, 233916, 239320, 269235, 281790, 292395, 350874, 358980, 375720, 389860, 430776, 467832, 538470, 563580, 584790, 604283, 701748, 717960, 779720, 877185, 1076940, 1127160, 1169580, 1208566, 1403496, 1754370, 1812849, 2153880, 2339160, 2417132, 3021415, 3508740, 3625698, 4834264, 5438547, 6042830, 7017480, 7251396, 9064245, 10877094, 12085660, 14502792, 18128490, 21754188, 24171320, 27192735, 36256980, 43508376, 54385470, 72513960, 108770940, 217541880]

約数ペア:

[(1, 217541880), (2, 108770940), (3, 72513960), (4, 54385470), (5, 43508376), (6, 36256980), (8, 27192735), (9, 24171320), (10, 21754188), (12, 18128490), (15, 14502792), (18, 12085660), (20, 10877094), (24, 9064245), (30, 7251396), (31, 7017480), (36, 6042830), (40, 5438547), (45, 4834264), (60, 3625698), (62, 3508740), (72, 3021415), (90, 2417132), (93, 2339160), (101, 2153880), (120, 1812849), (124, 1754370), (155, 1403496), (180, 1208566), (186, 1169580), (193, 1127160), (202, 1076940), (248, 877185), (279, 779720), (303, 717960), (310, 701748), (360, 604283), (372, 584790), (386, 563580), (404, 538470), (465, 467832), (505, 430776), (558, 389860), (579, 375720), (606, 358980), (620, 350874), (744, 292395), (772, 281790), (808, 269235), (909, 239320), (930, 233916), (965, 225432), (1010, 215388), (1116, 194930), (1158, 187860), (1212, 179490), (1240, 175437), (1395, 155944), (1515, 143592), (1544, 140895), (1737, 125240), (1818, 119660), (1860, 116958), (1930, 112716), (2020, 107694), (2232, 97465), (2316, 93930), (2424, 89745), (2790, 77972), (2895, 75144), (3030, 71796), (3131, 69480), (3474, 62620), (3636, 59830), (3720, 58479), (3860, 56358), (4040, 53847), (4545, 47864), (4632, 46965), (5580, 38986), (5790, 37572), (5983, 36360), (6060, 35898), (6262, 34740), (6948, 31310), (7272, 29915), (7720, 28179), (8685, 25048), (9090, 23932), (9393, 23160), (11160, 19493), (11580, 18786), (11966, 18180), (12120, 17949), (12524, 17370), (13896, 15655)]