1380019680

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8191}}^1$

素因数の和:8231

約数の個数: 240

約数和(自身を含む): 5245599744

約数和(自身を除く): 3865580064

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 162, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 324, 351, 360, 390, 405, 416, 432, 468, 480, 520, 540, 585, 624, 648, 702, 720, 780, 810, 864, 936, 1040, 1053, 1080, 1170, 1248, 1296, 1404, 1440, 1560, 1620, 1755, 1872, 2080, 2106, 2160, 2340, 2592, 2808, 3120, 3240, 3510, 3744, 4212, 4320, 4680, 5265, 5616, 6240, 6480, 7020, 8191, 8424, 9360, 10530, 11232, 12960, 14040, 16382, 16848, 18720, 21060, 24573, 28080, 32764, 33696, 40955, 42120, 49146, 56160, 65528, 73719, 81910, 84240, 98292, 106483, 122865, 131056, 147438, 163820, 168480, 196584, 212966, 221157, 245730, 262112, 294876, 319449, 327640, 368595, 393168, 425932, 442314, 491460, 532415, 589752, 638898, 655280, 663471, 737190, 786336, 851864, 884628, 958347, 982920, 1064830, 1105785, 1179504, 1277796, 1310560, 1326942, 1474380, 1597245, 1703728, 1769256, 1916694, 1965840, 2129660, 2211570, 2359008, 2555592, 2653884, 2875041, 2948760, 3194490, 3317355, 3407456, 3538512, 3833388, 3931680, 4259320, 4423140, 4791735, 5111184, 5307768, 5750082, 5897520, 6388980, 6634710, 7077024, 7666776, 8518640, 8625123, 8846280, 9583470, 10222368, 10615536, 11500164, 11795040, 12777960, 13269420, 14375205, 15333552, 17037280, 17250246, 17692560, 19166940, 21231072, 23000328, 25555920, 26538840, 28750410, 30667104, 34500492, 35385120, 38333880, 43125615, 46000656, 51111840, 53077680, 57500820, 69000984, 76667760, 86251230, 92001312, 106155360, 115001640, 138001968, 153335520, 172502460, 230003280, 276003936, 345004920, 460006560, 690009840, 1380019680]

約数ペア:

[(1, 1380019680), (2, 690009840), (3, 460006560), (4, 345004920), (5, 276003936), (6, 230003280), (8, 172502460), (9, 153335520), (10, 138001968), (12, 115001640), (13, 106155360), (15, 92001312), (16, 86251230), (18, 76667760), (20, 69000984), (24, 57500820), (26, 53077680), (27, 51111840), (30, 46000656), (32, 43125615), (36, 38333880), (39, 35385120), (40, 34500492), (45, 30667104), (48, 28750410), (52, 26538840), (54, 25555920), (60, 23000328), (65, 21231072), (72, 19166940), (78, 17692560), (80, 17250246), (81, 17037280), (90, 15333552), (96, 14375205), (104, 13269420), (108, 12777960), (117, 11795040), (120, 11500164), (130, 10615536), (135, 10222368), (144, 9583470), (156, 8846280), (160, 8625123), (162, 8518640), (180, 7666776), (195, 7077024), (208, 6634710), (216, 6388980), (234, 5897520), (240, 5750082), (260, 5307768), (270, 5111184), (288, 4791735), (312, 4423140), (324, 4259320), (351, 3931680), (360, 3833388), (390, 3538512), (405, 3407456), (416, 3317355), (432, 3194490), (468, 2948760), (480, 2875041), (520, 2653884), (540, 2555592), (585, 2359008), (624, 2211570), (648, 2129660), (702, 1965840), (720, 1916694), (780, 1769256), (810, 1703728), (864, 1597245), (936, 1474380), (1040, 1326942), (1053, 1310560), (1080, 1277796), (1170, 1179504), (1248, 1105785), (1296, 1064830), (1404, 982920), (1440, 958347), (1560, 884628), (1620, 851864), (1755, 786336), (1872, 737190), (2080, 663471), (2106, 655280), (2160, 638898), (2340, 589752), (2592, 532415), (2808, 491460), (3120, 442314), (3240, 425932), (3510, 393168), (3744, 368595), (4212, 327640), (4320, 319449), (4680, 294876), (5265, 262112), (5616, 245730), (6240, 221157), (6480, 212966), (7020, 196584), (8191, 168480), (8424, 163820), (9360, 147438), (10530, 131056), (11232, 122865), (12960, 106483), (14040, 98292), (16382, 84240), (16848, 81910), (18720, 73719), (21060, 65528), (24573, 56160), (28080, 49146), (32764, 42120), (33696, 40955)]