20209073040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1091}}^1\times {\mathrm{1979}}^1$

素因数の和:3102

約数の個数: 240

約数和(自身を含む): 73193440320

約数和(自身を除く): 52984367280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1091, 1170, 1560, 1872, 1979, 2182, 2340, 3120, 3273, 3958, 4364, 4680, 5455, 5937, 6546, 7916, 8728, 9360, 9819, 9895, 10910, 11874, 13092, 14183, 15832, 16365, 17456, 17811, 19638, 19790, 21820, 23748, 25727, 26184, 28366, 29685, 31664, 32730, 35622, 39276, 39580, 42549, 43640, 47496, 49095, 51454, 52368, 56732, 59370, 65460, 70915, 71244, 77181, 78552, 79160, 85098, 87280, 89055, 94992, 98190, 102908, 113464, 118740, 127647, 128635, 130920, 141830, 142488, 154362, 157104, 158320, 170196, 178110, 196380, 205816, 212745, 226928, 231543, 237480, 255294, 257270, 261840, 283660, 284976, 308724, 340392, 356220, 385905, 392760, 411632, 425490, 463086, 474960, 510588, 514540, 567320, 617448, 638235, 680784, 712440, 771810, 785520, 850980, 926172, 1021176, 1029080, 1134640, 1157715, 1234896, 1276470, 1424880, 1543620, 1701960, 1852344, 2042352, 2058160, 2159089, 2315430, 2552940, 3087240, 3403920, 3704688, 4318178, 4630860, 5105880, 6174480, 6477267, 8636356, 9261720, 10211760, 10795445, 12954534, 17272712, 18523440, 19431801, 21590890, 25909068, 28068157, 32386335, 34545424, 38863602, 43181780, 51818136, 56136314, 64772670, 77727204, 84204471, 86363560, 97159005, 103636272, 112272628, 129545340, 140340785, 155454408, 168408942, 172727120, 194318010, 224545256, 252613413, 259090680, 280681570, 310908816, 336817884, 388636020, 421022355, 449090512, 505226826, 518181360, 561363140, 673635768, 777272040, 842044710, 1010453652, 1122726280, 1263067065, 1347271536, 1554544080, 1684089420, 2020907304, 2245452560, 2526134130, 3368178840, 4041814608, 5052268260, 6736357680, 10104536520, 20209073040]

約数ペア:

[(1, 20209073040), (2, 10104536520), (3, 6736357680), (4, 5052268260), (5, 4041814608), (6, 3368178840), (8, 2526134130), (9, 2245452560), (10, 2020907304), (12, 1684089420), (13, 1554544080), (15, 1347271536), (16, 1263067065), (18, 1122726280), (20, 1010453652), (24, 842044710), (26, 777272040), (30, 673635768), (36, 561363140), (39, 518181360), (40, 505226826), (45, 449090512), (48, 421022355), (52, 388636020), (60, 336817884), (65, 310908816), (72, 280681570), (78, 259090680), (80, 252613413), (90, 224545256), (104, 194318010), (117, 172727120), (120, 168408942), (130, 155454408), (144, 140340785), (156, 129545340), (180, 112272628), (195, 103636272), (208, 97159005), (234, 86363560), (240, 84204471), (260, 77727204), (312, 64772670), (360, 56136314), (390, 51818136), (468, 43181780), (520, 38863602), (585, 34545424), (624, 32386335), (720, 28068157), (780, 25909068), (936, 21590890), (1040, 19431801), (1091, 18523440), (1170, 17272712), (1560, 12954534), (1872, 10795445), (1979, 10211760), (2182, 9261720), (2340, 8636356), (3120, 6477267), (3273, 6174480), (3958, 5105880), (4364, 4630860), (4680, 4318178), (5455, 3704688), (5937, 3403920), (6546, 3087240), (7916, 2552940), (8728, 2315430), (9360, 2159089), (9819, 2058160), (9895, 2042352), (10910, 1852344), (11874, 1701960), (13092, 1543620), (14183, 1424880), (15832, 1276470), (16365, 1234896), (17456, 1157715), (17811, 1134640), (19638, 1029080), (19790, 1021176), (21820, 926172), (23748, 850980), (25727, 785520), (26184, 771810), (28366, 712440), (29685, 680784), (31664, 638235), (32730, 617448), (35622, 567320), (39276, 514540), (39580, 510588), (42549, 474960), (43640, 463086), (47496, 425490), (49095, 411632), (51454, 392760), (52368, 385905), (56732, 356220), (59370, 340392), (65460, 308724), (70915, 284976), (71244, 283660), (77181, 261840), (78552, 257270), (79160, 255294), (85098, 237480), (87280, 231543), (89055, 226928), (94992, 212745), (98190, 205816), (102908, 196380), (113464, 178110), (118740, 170196), (127647, 158320), (128635, 157104), (130920, 154362), (141830, 142488)]