318878560

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1$

素因数の和:238

約数の個数: 288

約数和(自身を含む): 1024785216

約数和(自身を除く): 705906656

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 32, 35, 40, 44, 52, 55, 56, 65, 70, 77, 80, 88, 91, 104, 110, 112, 121, 130, 140, 143, 154, 160, 176, 181, 182, 208, 220, 224, 242, 260, 280, 286, 308, 352, 362, 364, 385, 416, 440, 455, 484, 520, 560, 572, 605, 616, 715, 724, 728, 770, 847, 880, 905, 910, 968, 1001, 1040, 1120, 1144, 1210, 1232, 1267, 1430, 1448, 1456, 1540, 1573, 1694, 1760, 1810, 1820, 1936, 1991, 2002, 2080, 2288, 2353, 2420, 2464, 2534, 2860, 2896, 2912, 3080, 3146, 3388, 3620, 3640, 3872, 3982, 4004, 4235, 4576, 4706, 4840, 5005, 5068, 5720, 5792, 6160, 6292, 6335, 6776, 7240, 7280, 7865, 7964, 8008, 8470, 9412, 9680, 9955, 10010, 10136, 11011, 11440, 11765, 12320, 12584, 12670, 13552, 13937, 14480, 14560, 15730, 15928, 16016, 16471, 16940, 18824, 19360, 19910, 20020, 20272, 21901, 22022, 22880, 23530, 25168, 25340, 25883, 27104, 27874, 28960, 31460, 31856, 32032, 32942, 33880, 37648, 39820, 40040, 40544, 43802, 44044, 47060, 50336, 50680, 51766, 55055, 55748, 62920, 63712, 65884, 67760, 69685, 75296, 79640, 80080, 82355, 87604, 88088, 94120, 101360, 103532, 109505, 110110, 111496, 125840, 129415, 131768, 135520, 139370, 153307, 159280, 160160, 164710, 175208, 176176, 181181, 188240, 202720, 207064, 219010, 220220, 222992, 251680, 258830, 263536, 278740, 284713, 306614, 318560, 329420, 350416, 352352, 362362, 376480, 414128, 438020, 440440, 445984, 517660, 527072, 557480, 569426, 613228, 658840, 700832, 724724, 766535, 828256, 876040, 880880, 905905, 1035320, 1114960, 1138852, 1226456, 1317680, 1423565, 1449448, 1533070, 1752080, 1761760, 1811810, 1992991, 2070640, 2229920, 2277704, 2452912, 2635360, 2847130, 2898896, 3066140, 3504160, 3623620, 3985982, 4141280, 4555408, 4905824, 5694260, 5797792, 6132280, 7247240, 7971964, 9110816, 9964955, 11388520, 12264560, 14494480, 15943928, 19929910, 22777040, 24529120, 28988960, 31887856, 39859820, 45554080, 63775712, 79719640, 159439280, 318878560]

約数ペア:

[(1, 318878560), (2, 159439280), (4, 79719640), (5, 63775712), (7, 45554080), (8, 39859820), (10, 31887856), (11, 28988960), (13, 24529120), (14, 22777040), (16, 19929910), (20, 15943928), (22, 14494480), (26, 12264560), (28, 11388520), (32, 9964955), (35, 9110816), (40, 7971964), (44, 7247240), (52, 6132280), (55, 5797792), (56, 5694260), (65, 4905824), (70, 4555408), (77, 4141280), (80, 3985982), (88, 3623620), (91, 3504160), (104, 3066140), (110, 2898896), (112, 2847130), (121, 2635360), (130, 2452912), (140, 2277704), (143, 2229920), (154, 2070640), (160, 1992991), (176, 1811810), (181, 1761760), (182, 1752080), (208, 1533070), (220, 1449448), (224, 1423565), (242, 1317680), (260, 1226456), (280, 1138852), (286, 1114960), (308, 1035320), (352, 905905), (362, 880880), (364, 876040), (385, 828256), (416, 766535), (440, 724724), (455, 700832), (484, 658840), (520, 613228), (560, 569426), (572, 557480), (605, 527072), (616, 517660), (715, 445984), (724, 440440), (728, 438020), (770, 414128), (847, 376480), (880, 362362), (905, 352352), (910, 350416), (968, 329420), (1001, 318560), (1040, 306614), (1120, 284713), (1144, 278740), (1210, 263536), (1232, 258830), (1267, 251680), (1430, 222992), (1448, 220220), (1456, 219010), (1540, 207064), (1573, 202720), (1694, 188240), (1760, 181181), (1810, 176176), (1820, 175208), (1936, 164710), (1991, 160160), (2002, 159280), (2080, 153307), (2288, 139370), (2353, 135520), (2420, 131768), (2464, 129415), (2534, 125840), (2860, 111496), (2896, 110110), (2912, 109505), (3080, 103532), (3146, 101360), (3388, 94120), (3620, 88088), (3640, 87604), (3872, 82355), (3982, 80080), (4004, 79640), (4235, 75296), (4576, 69685), (4706, 67760), (4840, 65884), (5005, 63712), (5068, 62920), (5720, 55748), (5792, 55055), (6160, 51766), (6292, 50680), (6335, 50336), (6776, 47060), (7240, 44044), (7280, 43802), (7865, 40544), (7964, 40040), (8008, 39820), (8470, 37648), (9412, 33880), (9680, 32942), (9955, 32032), (10010, 31856), (10136, 31460), (11011, 28960), (11440, 27874), (11765, 27104), (12320, 25883), (12584, 25340), (12670, 25168), (13552, 23530), (13937, 22880), (14480, 22022), (14560, 21901), (15730, 20272), (15928, 20020), (16016, 19910), (16471, 19360), (16940, 18824)]