1289531880

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13121}}^1$

素因数の和:13161

約数の個数: 256

約数和(自身を含む): 5290790400

約数和(自身を除く): 4001258520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 52, 54, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 108, 117, 120, 126, 130, 135, 140, 156, 168, 180, 182, 189, 195, 210, 216, 234, 252, 260, 270, 273, 280, 312, 315, 351, 360, 364, 378, 390, 420, 455, 468, 504, 520, 540, 546, 585, 630, 702, 728, 756, 780, 819, 840, 910, 936, 945, 1080, 1092, 1170, 1260, 1365, 1404, 1512, 1560, 1638, 1755, 1820, 1890, 2184, 2340, 2457, 2520, 2730, 2808, 3276, 3510, 3640, 3780, 4095, 4680, 4914, 5460, 6552, 7020, 7560, 8190, 9828, 10920, 12285, 13121, 14040, 16380, 19656, 24570, 26242, 32760, 39363, 49140, 52484, 65605, 78726, 91847, 98280, 104968, 118089, 131210, 157452, 170573, 183694, 196815, 236178, 262420, 275541, 314904, 341146, 354267, 367388, 393630, 459235, 472356, 511719, 524840, 551082, 590445, 682292, 708534, 734776, 787260, 826623, 852865, 918470, 944712, 1023438, 1102164, 1180890, 1194011, 1364584, 1377705, 1417068, 1535157, 1574520, 1653246, 1705730, 1771335, 1836940, 2046876, 2204328, 2361780, 2388022, 2479869, 2558595, 2755410, 2834136, 3070314, 3306492, 3411460, 3542670, 3582033, 3673880, 4093752, 4133115, 4605471, 4723560, 4776044, 4959738, 5117190, 5510820, 5970055, 6140628, 6612984, 6822920, 7085340, 7164066, 7675785, 8266230, 9210942, 9552088, 9919476, 10234380, 10746099, 11021640, 11940110, 12281256, 12399345, 14170680, 14328132, 15351570, 16532460, 17910165, 18421884, 19838952, 20468760, 21492198, 23027355, 23880220, 24798690, 28656264, 30703140, 32238297, 33064920, 35820330, 36843768, 42984396, 46054710, 47760440, 49597380, 53730495, 61406280, 64476594, 71640660, 85968792, 92109420, 99194760, 107460990, 128953188, 143281320, 161191485, 184218840, 214921980, 257906376, 322382970, 429843960, 644765940, 1289531880]

約数ペア:

[(1, 1289531880), (2, 644765940), (3, 429843960), (4, 322382970), (5, 257906376), (6, 214921980), (7, 184218840), (8, 161191485), (9, 143281320), (10, 128953188), (12, 107460990), (13, 99194760), (14, 92109420), (15, 85968792), (18, 71640660), (20, 64476594), (21, 61406280), (24, 53730495), (26, 49597380), (27, 47760440), (28, 46054710), (30, 42984396), (35, 36843768), (36, 35820330), (39, 33064920), (40, 32238297), (42, 30703140), (45, 28656264), (52, 24798690), (54, 23880220), (56, 23027355), (60, 21492198), (63, 20468760), (65, 19838952), (70, 18421884), (72, 17910165), (78, 16532460), (84, 15351570), (90, 14328132), (91, 14170680), (104, 12399345), (105, 12281256), (108, 11940110), (117, 11021640), (120, 10746099), (126, 10234380), (130, 9919476), (135, 9552088), (140, 9210942), (156, 8266230), (168, 7675785), (180, 7164066), (182, 7085340), (189, 6822920), (195, 6612984), (210, 6140628), (216, 5970055), (234, 5510820), (252, 5117190), (260, 4959738), (270, 4776044), (273, 4723560), (280, 4605471), (312, 4133115), (315, 4093752), (351, 3673880), (360, 3582033), (364, 3542670), (378, 3411460), (390, 3306492), (420, 3070314), (455, 2834136), (468, 2755410), (504, 2558595), (520, 2479869), (540, 2388022), (546, 2361780), (585, 2204328), (630, 2046876), (702, 1836940), (728, 1771335), (756, 1705730), (780, 1653246), (819, 1574520), (840, 1535157), (910, 1417068), (936, 1377705), (945, 1364584), (1080, 1194011), (1092, 1180890), (1170, 1102164), (1260, 1023438), (1365, 944712), (1404, 918470), (1512, 852865), (1560, 826623), (1638, 787260), (1755, 734776), (1820, 708534), (1890, 682292), (2184, 590445), (2340, 551082), (2457, 524840), (2520, 511719), (2730, 472356), (2808, 459235), (3276, 393630), (3510, 367388), (3640, 354267), (3780, 341146), (4095, 314904), (4680, 275541), (4914, 262420), (5460, 236178), (6552, 196815), (7020, 183694), (7560, 170573), (8190, 157452), (9828, 131210), (10920, 118089), (12285, 104968), (13121, 98280), (14040, 91847), (16380, 78726), (19656, 65605), (24570, 52484), (26242, 49140), (32760, 39363)]