1640396160

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1153}}^1$

素因数の和:1210

約数の個数: 384

約数和(自身を含む): 6426856800

約数和(自身を除く): 4786460640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 32, 36, 38, 39, 40, 45, 48, 52, 57, 60, 64, 65, 72, 76, 78, 80, 90, 95, 96, 104, 114, 117, 120, 128, 130, 144, 152, 156, 160, 171, 180, 190, 192, 195, 208, 228, 234, 240, 247, 260, 285, 288, 304, 312, 320, 342, 360, 380, 384, 390, 416, 456, 468, 480, 494, 520, 570, 576, 585, 608, 624, 640, 684, 720, 741, 760, 780, 832, 855, 912, 936, 960, 988, 1040, 1140, 1152, 1153, 1170, 1216, 1235, 1248, 1368, 1440, 1482, 1520, 1560, 1664, 1710, 1824, 1872, 1920, 1976, 2080, 2223, 2280, 2306, 2340, 2432, 2470, 2496, 2736, 2880, 2964, 3040, 3120, 3420, 3459, 3648, 3705, 3744, 3952, 4160, 4446, 4560, 4612, 4680, 4940, 4992, 5472, 5760, 5765, 5928, 6080, 6240, 6840, 6918, 7296, 7410, 7488, 7904, 8320, 8892, 9120, 9224, 9360, 9880, 10377, 10944, 11115, 11530, 11856, 12160, 12480, 13680, 13836, 14820, 14976, 14989, 15808, 17295, 17784, 18240, 18448, 18720, 19760, 20754, 21888, 21907, 22230, 23060, 23712, 24960, 27360, 27672, 29640, 29978, 31616, 34590, 35568, 36480, 36896, 37440, 39520, 41508, 43814, 44460, 44967, 46120, 47424, 51885, 54720, 55344, 59280, 59956, 65721, 69180, 71136, 73792, 74880, 74945, 79040, 83016, 87628, 88920, 89934, 92240, 94848, 103770, 109440, 109535, 110688, 118560, 119912, 131442, 134901, 138360, 142272, 147584, 149890, 158080, 166032, 175256, 177840, 179868, 184480, 197163, 207540, 219070, 221376, 224835, 237120, 239824, 262884, 269802, 276720, 284544, 284791, 299780, 328605, 332064, 350512, 355680, 359736, 368960, 394326, 415080, 438140, 442752, 449670, 474240, 479648, 525768, 539604, 553440, 569582, 599560, 657210, 664128, 674505, 701024, 711360, 719472, 737920, 788652, 830160, 854373, 876280, 899340, 959296, 985815, 1051536, 1079208, 1106880, 1139164, 1199120, 1314420, 1328256, 1349010, 1402048, 1422720, 1423955, 1438944, 1577304, 1660320, 1708746, 1752560, 1798680, 1918592, 1971630, 2103072, 2158416, 2213760, 2278328, 2398240, 2563119, 2628840, 2698020, 2804096, 2847910, 2877888, 3154608, 3320640, 3417492, 3505120, 3597360, 3943260, 4206144, 4271865, 4316832, 4556656, 4796480, 5126238, 5257680, 5396040, 5695820, 5755776, 6309216, 6641280, 6834984, 7010240, 7194720, 7886520, 8412288, 8543730, 8633664, 9113312, 9592960, 10252476, 10515360, 10792080, 11391640, 12618432, 12815595, 13669968, 14020480, 14389440, 15773040, 17087460, 17267328, 18226624, 20504952, 21030720, 21584160, 22783280, 25236864, 25631190, 27339936, 28778880, 31546080, 34174920, 36453248, 41009904, 42061440, 43168320, 45566560, 51262380, 54679872, 63092160, 68349840, 82019808, 86336640, 91133120, 102524760, 109359744, 126184320, 136699680, 164039616, 182266240, 205049520, 273399360, 328079232, 410099040, 546798720, 820198080, 1640396160]

約数ペア:

[(1, 1640396160), (2, 820198080), (3, 546798720), (4, 410099040), (5, 328079232), (6, 273399360), (8, 205049520), (9, 182266240), (10, 164039616), (12, 136699680), (13, 126184320), (15, 109359744), (16, 102524760), (18, 91133120), (19, 86336640), (20, 82019808), (24, 68349840), (26, 63092160), (30, 54679872), (32, 51262380), (36, 45566560), (38, 43168320), (39, 42061440), (40, 41009904), (45, 36453248), (48, 34174920), (52, 31546080), (57, 28778880), (60, 27339936), (64, 25631190), (65, 25236864), (72, 22783280), (76, 21584160), (78, 21030720), (80, 20504952), (90, 18226624), (95, 17267328), (96, 17087460), (104, 15773040), (114, 14389440), (117, 14020480), (120, 13669968), (128, 12815595), (130, 12618432), (144, 11391640), (152, 10792080), (156, 10515360), (160, 10252476), (171, 9592960), (180, 9113312), (190, 8633664), (192, 8543730), (195, 8412288), (208, 7886520), (228, 7194720), (234, 7010240), (240, 6834984), (247, 6641280), (260, 6309216), (285, 5755776), (288, 5695820), (304, 5396040), (312, 5257680), (320, 5126238), (342, 4796480), (360, 4556656), (380, 4316832), (384, 4271865), (390, 4206144), (416, 3943260), (456, 3597360), (468, 3505120), (480, 3417492), (494, 3320640), (520, 3154608), (570, 2877888), (576, 2847910), (585, 2804096), (608, 2698020), (624, 2628840), (640, 2563119), (684, 2398240), (720, 2278328), (741, 2213760), (760, 2158416), (780, 2103072), (832, 1971630), (855, 1918592), (912, 1798680), (936, 1752560), (960, 1708746), (988, 1660320), (1040, 1577304), (1140, 1438944), (1152, 1423955), (1153, 1422720), (1170, 1402048), (1216, 1349010), (1235, 1328256), (1248, 1314420), (1368, 1199120), (1440, 1139164), (1482, 1106880), (1520, 1079208), (1560, 1051536), (1664, 985815), (1710, 959296), (1824, 899340), (1872, 876280), (1920, 854373), (1976, 830160), (2080, 788652), (2223, 737920), (2280, 719472), (2306, 711360), (2340, 701024), (2432, 674505), (2470, 664128), (2496, 657210), (2736, 599560), (2880, 569582), (2964, 553440), (3040, 539604), (3120, 525768), (3420, 479648), (3459, 474240), (3648, 449670), (3705, 442752), (3744, 438140), (3952, 415080), (4160, 394326), (4446, 368960), (4560, 359736), (4612, 355680), (4680, 350512), (4940, 332064), (4992, 328605), (5472, 299780), (5760, 284791), (5765, 284544), (5928, 276720), (6080, 269802), (6240, 262884), (6840, 239824), (6918, 237120), (7296, 224835), (7410, 221376), (7488, 219070), (7904, 207540), (8320, 197163), (8892, 184480), (9120, 179868), (9224, 177840), (9360, 175256), (9880, 166032), (10377, 158080), (10944, 149890), (11115, 147584), (11530, 142272), (11856, 138360), (12160, 134901), (12480, 131442), (13680, 119912), (13836, 118560), (14820, 110688), (14976, 109535), (14989, 109440), (15808, 103770), (17295, 94848), (17784, 92240), (18240, 89934), (18448, 88920), (18720, 87628), (19760, 83016), (20754, 79040), (21888, 74945), (21907, 74880), (22230, 73792), (23060, 71136), (23712, 69180), (24960, 65721), (27360, 59956), (27672, 59280), (29640, 55344), (29978, 54720), (31616, 51885), (34590, 47424), (35568, 46120), (36480, 44967), (36896, 44460), (37440, 43814), (39520, 41508)]