20145879360

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{2153}}^1$

素因数の和:2220

約数の個数: 420

約数和(自身を含む): 75667784148

約数和(自身を除く): 55521904788

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, 361, 380, 405, 432, 456, 480, 513, 540, 570, 576, 608, 648, 684, 720, 722, 760, 810, 855, 864, 912, 960, 1026, 1080, 1083, 1140, 1216, 1296, 1368, 1440, 1444, 1520, 1539, 1620, 1710, 1728, 1805, 1824, 2052, 2153, 2160, 2166, 2280, 2565, 2592, 2736, 2880, 2888, 3040, 3078, 3240, 3249, 3420, 3610, 3648, 4104, 4306, 4320, 4332, 4560, 5130, 5184, 5415, 5472, 5776, 6080, 6156, 6459, 6480, 6498, 6840, 7220, 7695, 8208, 8612, 8640, 8664, 9120, 9747, 10260, 10765, 10830, 10944, 11552, 12312, 12918, 12960, 12996, 13680, 14440, 15390, 16245, 16416, 17224, 17328, 18240, 19377, 19494, 20520, 21530, 21660, 23104, 24624, 25836, 25920, 25992, 27360, 28880, 29241, 30780, 32295, 32490, 32832, 34448, 34656, 38754, 38988, 40907, 41040, 43060, 43320, 48735, 49248, 51672, 51984, 54720, 57760, 58131, 58482, 61560, 64590, 64980, 68896, 69312, 77508, 77976, 81814, 82080, 86120, 86640, 96885, 97470, 98496, 103344, 103968, 115520, 116262, 116964, 122721, 123120, 129180, 129960, 137792, 146205, 155016, 155952, 163628, 164160, 172240, 173280, 174393, 193770, 194940, 204535, 206688, 207936, 232524, 233928, 245442, 246240, 258360, 259920, 290655, 292410, 310032, 311904, 327256, 344480, 346560, 348786, 368163, 387540, 389880, 409070, 413376, 465048, 467856, 490884, 492480, 516720, 519840, 581310, 584820, 613605, 620064, 623808, 654512, 688960, 697572, 736326, 775080, 777233, 779760, 818140, 871965, 930096, 935712, 981768, 1033440, 1039680, 1104489, 1162620, 1169640, 1227210, 1240128, 1309024, 1395144, 1472652, 1550160, 1554466, 1559520, 1636280, 1743930, 1840815, 1860192, 1871424, 1963536, 2066880, 2208978, 2325240, 2331699, 2339280, 2454420, 2618048, 2790288, 2945304, 3100320, 3108932, 3119040, 3272560, 3313467, 3487860, 3681630, 3720384, 3886165, 3927072, 4417956, 4650480, 4663398, 4678560, 4908840, 5522445, 5580576, 5890608, 6200640, 6217864, 6545120, 6626934, 6975720, 6995097, 7363260, 7772330, 7854144, 8835912, 9300960, 9326796, 9357120, 9817680, 11044890, 11161152, 11658495, 11781216, 12435728, 13090240, 13253868, 13951440, 13990194, 14726520, 15544660, 16567335, 17671824, 18601920, 18653592, 19635360, 20985291, 22089780, 23316990, 23562432, 24871456, 26507736, 27902880, 27980388, 29453040, 31089320, 33134670, 34975485, 35343648, 37307184, 39270720, 41970582, 44179560, 46633980, 49742912, 53015472, 55805760, 55960776, 58906080, 62178640, 62955873, 66269340, 69950970, 70687296, 74614368, 83941164, 88359120, 93267960, 104926455, 106030944, 111921552, 117812160, 124357280, 125911746, 132538680, 139901940, 149228736, 167882328, 176718240, 186535920, 209852910, 212061888, 223843104, 248714560, 251823492, 265077360, 279803880, 314779365, 335764656, 353436480, 373071840, 419705820, 447686208, 503646984, 530154720, 559607760, 629558730, 671529312, 746143680, 839411640, 1007293968, 1060309440, 1119215520, 1259117460, 1343058624, 1678823280, 2014587936, 2238431040, 2518234920, 3357646560, 4029175872, 5036469840, 6715293120, 10072939680, 20145879360]

約数ペア:

[(1, 20145879360), (2, 10072939680), (3, 6715293120), (4, 5036469840), (5, 4029175872), (6, 3357646560), (8, 2518234920), (9, 2238431040), (10, 2014587936), (12, 1678823280), (15, 1343058624), (16, 1259117460), (18, 1119215520), (19, 1060309440), (20, 1007293968), (24, 839411640), (27, 746143680), (30, 671529312), (32, 629558730), (36, 559607760), (38, 530154720), (40, 503646984), (45, 447686208), (48, 419705820), (54, 373071840), (57, 353436480), (60, 335764656), (64, 314779365), (72, 279803880), (76, 265077360), (80, 251823492), (81, 248714560), (90, 223843104), (95, 212061888), (96, 209852910), (108, 186535920), (114, 176718240), (120, 167882328), (135, 149228736), (144, 139901940), (152, 132538680), (160, 125911746), (162, 124357280), (171, 117812160), (180, 111921552), (190, 106030944), (192, 104926455), (216, 93267960), (228, 88359120), (240, 83941164), (270, 74614368), (285, 70687296), (288, 69950970), (304, 66269340), (320, 62955873), (324, 62178640), (342, 58906080), (360, 55960776), (361, 55805760), (380, 53015472), (405, 49742912), (432, 46633980), (456, 44179560), (480, 41970582), (513, 39270720), (540, 37307184), (570, 35343648), (576, 34975485), (608, 33134670), (648, 31089320), (684, 29453040), (720, 27980388), (722, 27902880), (760, 26507736), (810, 24871456), (855, 23562432), (864, 23316990), (912, 22089780), (960, 20985291), (1026, 19635360), (1080, 18653592), (1083, 18601920), (1140, 17671824), (1216, 16567335), (1296, 15544660), (1368, 14726520), (1440, 13990194), (1444, 13951440), (1520, 13253868), (1539, 13090240), (1620, 12435728), (1710, 11781216), (1728, 11658495), (1805, 11161152), (1824, 11044890), (2052, 9817680), (2153, 9357120), (2160, 9326796), (2166, 9300960), (2280, 8835912), (2565, 7854144), (2592, 7772330), (2736, 7363260), (2880, 6995097), (2888, 6975720), (3040, 6626934), (3078, 6545120), (3240, 6217864), (3249, 6200640), (3420, 5890608), (3610, 5580576), (3648, 5522445), (4104, 4908840), (4306, 4678560), (4320, 4663398), (4332, 4650480), (4560, 4417956), (5130, 3927072), (5184, 3886165), (5415, 3720384), (5472, 3681630), (5776, 3487860), (6080, 3313467), (6156, 3272560), (6459, 3119040), (6480, 3108932), (6498, 3100320), (6840, 2945304), (7220, 2790288), (7695, 2618048), (8208, 2454420), (8612, 2339280), (8640, 2331699), (8664, 2325240), (9120, 2208978), (9747, 2066880), (10260, 1963536), (10765, 1871424), (10830, 1860192), (10944, 1840815), (11552, 1743930), (12312, 1636280), (12918, 1559520), (12960, 1554466), (12996, 1550160), (13680, 1472652), (14440, 1395144), (15390, 1309024), (16245, 1240128), (16416, 1227210), (17224, 1169640), (17328, 1162620), (18240, 1104489), (19377, 1039680), (19494, 1033440), (20520, 981768), (21530, 935712), (21660, 930096), (23104, 871965), (24624, 818140), (25836, 779760), (25920, 777233), (25992, 775080), (27360, 736326), (28880, 697572), (29241, 688960), (30780, 654512), (32295, 623808), (32490, 620064), (32832, 613605), (34448, 584820), (34656, 581310), (38754, 519840), (38988, 516720), (40907, 492480), (41040, 490884), (43060, 467856), (43320, 465048), (48735, 413376), (49248, 409070), (51672, 389880), (51984, 387540), (54720, 368163), (57760, 348786), (58131, 346560), (58482, 344480), (61560, 327256), (64590, 311904), (64980, 310032), (68896, 292410), (69312, 290655), (77508, 259920), (77976, 258360), (81814, 246240), (82080, 245442), (86120, 233928), (86640, 232524), (96885, 207936), (97470, 206688), (98496, 204535), (103344, 194940), (103968, 193770), (115520, 174393), (116262, 173280), (116964, 172240), (122721, 164160), (123120, 163628), (129180, 155952), (129960, 155016), (137792, 146205)]