19978049520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{64679}}^1$

素因数の和:64725

約数の個数: 320

約数和(自身を含む): 80844825600

約数和(自身を除く): 60866776080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 16, 18, 20, 22, 24, 26, 27, 30, 33, 36, 39, 40, 44, 45, 48, 52, 54, 55, 60, 65, 66, 72, 78, 80, 88, 90, 99, 104, 108, 110, 117, 120, 130, 132, 135, 143, 144, 156, 165, 176, 180, 195, 198, 208, 216, 220, 234, 240, 260, 264, 270, 286, 297, 312, 330, 351, 360, 390, 396, 429, 432, 440, 468, 495, 520, 528, 540, 572, 585, 594, 624, 660, 702, 715, 720, 780, 792, 858, 880, 936, 990, 1040, 1080, 1144, 1170, 1188, 1287, 1320, 1404, 1430, 1485, 1560, 1584, 1716, 1755, 1872, 1980, 2145, 2160, 2288, 2340, 2376, 2574, 2640, 2808, 2860, 2970, 3120, 3432, 3510, 3861, 3960, 4290, 4680, 4752, 5148, 5616, 5720, 5940, 6435, 6864, 7020, 7722, 7920, 8580, 9360, 10296, 11440, 11880, 12870, 14040, 15444, 17160, 19305, 20592, 23760, 25740, 28080, 30888, 34320, 38610, 51480, 61776, 64679, 77220, 102960, 129358, 154440, 194037, 258716, 308880, 323395, 388074, 517432, 582111, 646790, 711469, 776148, 840827, 970185, 1034864, 1164222, 1293580, 1422938, 1552296, 1681654, 1746333, 1940370, 2134407, 2328444, 2522481, 2587160, 2845876, 2910555, 3104592, 3363308, 3492666, 3557345, 3880740, 4204135, 4268814, 4656888, 5044962, 5174320, 5691752, 5821110, 6403221, 6726616, 6985332, 7114690, 7567443, 7761480, 8408270, 8537628, 8731665, 9249097, 9313776, 10089924, 10672035, 11383504, 11642220, 12612405, 12806442, 13453232, 13970664, 14229380, 15134886, 15522960, 16816540, 17075256, 17463330, 18498194, 19209663, 20179848, 21344070, 22702329, 23284440, 25224810, 25612884, 27747291, 27941328, 28458760, 30269772, 32016105, 33633080, 34150512, 34926660, 36996388, 37837215, 38419326, 40359696, 42688140, 45404658, 46245485, 46568880, 50449620, 51225768, 55494582, 56917520, 60539544, 64032210, 67266160, 69853320, 73992776, 75674430, 76838652, 83241873, 85376280, 90809316, 92490970, 96048315, 100899240, 102451536, 110989164, 113511645, 121079088, 128064420, 138736455, 139706640, 147985552, 151348860, 153677304, 166483746, 170752560, 181618632, 184981940, 192096630, 201798480, 221978328, 227023290, 249725619, 256128840, 277472910, 302697720, 307354608, 332967492, 363237264, 369963880, 384193260, 416209365, 443956656, 454046580, 499451238, 512257680, 554945820, 605395440, 665934984, 739927760, 768386520, 832418730, 908093160, 998902476, 1109891640, 1248628095, 1331869968, 1536773040, 1664837460, 1816186320, 1997804952, 2219783280, 2497256190, 3329674920, 3995609904, 4994512380, 6659349840, 9989024760, 19978049520]

約数ペア:

[(1, 19978049520), (2, 9989024760), (3, 6659349840), (4, 4994512380), (5, 3995609904), (6, 3329674920), (8, 2497256190), (9, 2219783280), (10, 1997804952), (11, 1816186320), (12, 1664837460), (13, 1536773040), (15, 1331869968), (16, 1248628095), (18, 1109891640), (20, 998902476), (22, 908093160), (24, 832418730), (26, 768386520), (27, 739927760), (30, 665934984), (33, 605395440), (36, 554945820), (39, 512257680), (40, 499451238), (44, 454046580), (45, 443956656), (48, 416209365), (52, 384193260), (54, 369963880), (55, 363237264), (60, 332967492), (65, 307354608), (66, 302697720), (72, 277472910), (78, 256128840), (80, 249725619), (88, 227023290), (90, 221978328), (99, 201798480), (104, 192096630), (108, 184981940), (110, 181618632), (117, 170752560), (120, 166483746), (130, 153677304), (132, 151348860), (135, 147985552), (143, 139706640), (144, 138736455), (156, 128064420), (165, 121079088), (176, 113511645), (180, 110989164), (195, 102451536), (198, 100899240), (208, 96048315), (216, 92490970), (220, 90809316), (234, 85376280), (240, 83241873), (260, 76838652), (264, 75674430), (270, 73992776), (286, 69853320), (297, 67266160), (312, 64032210), (330, 60539544), (351, 56917520), (360, 55494582), (390, 51225768), (396, 50449620), (429, 46568880), (432, 46245485), (440, 45404658), (468, 42688140), (495, 40359696), (520, 38419326), (528, 37837215), (540, 36996388), (572, 34926660), (585, 34150512), (594, 33633080), (624, 32016105), (660, 30269772), (702, 28458760), (715, 27941328), (720, 27747291), (780, 25612884), (792, 25224810), (858, 23284440), (880, 22702329), (936, 21344070), (990, 20179848), (1040, 19209663), (1080, 18498194), (1144, 17463330), (1170, 17075256), (1188, 16816540), (1287, 15522960), (1320, 15134886), (1404, 14229380), (1430, 13970664), (1485, 13453232), (1560, 12806442), (1584, 12612405), (1716, 11642220), (1755, 11383504), (1872, 10672035), (1980, 10089924), (2145, 9313776), (2160, 9249097), (2288, 8731665), (2340, 8537628), (2376, 8408270), (2574, 7761480), (2640, 7567443), (2808, 7114690), (2860, 6985332), (2970, 6726616), (3120, 6403221), (3432, 5821110), (3510, 5691752), (3861, 5174320), (3960, 5044962), (4290, 4656888), (4680, 4268814), (4752, 4204135), (5148, 3880740), (5616, 3557345), (5720, 3492666), (5940, 3363308), (6435, 3104592), (6864, 2910555), (7020, 2845876), (7722, 2587160), (7920, 2522481), (8580, 2328444), (9360, 2134407), (10296, 1940370), (11440, 1746333), (11880, 1681654), (12870, 1552296), (14040, 1422938), (15444, 1293580), (17160, 1164222), (19305, 1034864), (20592, 970185), (23760, 840827), (25740, 776148), (28080, 711469), (30888, 646790), (34320, 582111), (38610, 517432), (51480, 388074), (61776, 323395), (64679, 308880), (77220, 258716), (102960, 194037), (129358, 154440)]