81922680

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:131

約数の個数: 384

約数和(自身を含む): 336960000

約数和(自身を除く): 255037320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 29, 30, 35, 36, 38, 40, 42, 45, 56, 57, 58, 59, 60, 63, 70, 72, 76, 84, 87, 90, 95, 105, 114, 116, 118, 120, 126, 133, 140, 145, 152, 168, 171, 174, 177, 180, 190, 203, 210, 228, 232, 236, 252, 261, 266, 280, 285, 290, 295, 315, 342, 348, 354, 360, 380, 399, 406, 413, 420, 435, 456, 472, 504, 522, 531, 532, 551, 570, 580, 590, 609, 630, 665, 684, 696, 708, 760, 798, 812, 826, 840, 855, 870, 885, 1015, 1044, 1062, 1064, 1102, 1121, 1140, 1160, 1180, 1197, 1218, 1239, 1260, 1305, 1330, 1368, 1416, 1596, 1624, 1652, 1653, 1710, 1711, 1740, 1770, 1827, 1995, 2030, 2065, 2088, 2124, 2204, 2242, 2280, 2360, 2394, 2436, 2478, 2520, 2610, 2655, 2660, 2755, 3045, 3192, 3304, 3306, 3363, 3420, 3422, 3480, 3540, 3654, 3717, 3857, 3990, 4060, 4130, 4248, 4408, 4484, 4788, 4872, 4956, 4959, 5133, 5220, 5310, 5320, 5510, 5605, 5985, 6090, 6195, 6612, 6726, 6840, 6844, 7080, 7308, 7434, 7714, 7847, 7980, 8120, 8260, 8265, 8555, 8968, 9135, 9576, 9912, 9918, 10089, 10266, 10440, 10620, 11020, 11210, 11571, 11970, 11977, 12180, 12390, 13224, 13452, 13688, 14616, 14868, 15399, 15428, 15694, 15960, 16520, 16530, 16815, 17110, 18270, 18585, 19285, 19836, 20178, 20532, 21240, 22040, 22420, 23142, 23541, 23940, 23954, 24360, 24780, 24795, 25665, 26904, 29736, 30798, 30856, 31388, 32509, 33060, 33630, 34220, 34713, 35931, 36540, 37170, 38570, 39235, 39672, 40356, 41064, 44840, 46284, 47082, 47880, 47908, 49560, 49590, 50445, 51330, 57855, 59885, 61596, 62776, 65018, 66120, 67260, 68440, 69426, 70623, 71862, 73080, 74340, 76995, 77140, 78470, 80712, 92568, 94164, 95816, 97527, 99180, 100890, 102660, 107793, 115710, 117705, 119770, 123192, 130036, 134520, 138852, 141246, 143724, 148680, 153990, 154280, 156940, 162545, 173565, 179655, 188328, 195054, 198360, 201780, 205320, 215586, 227563, 231420, 235410, 239540, 260072, 277704, 282492, 287448, 292581, 307980, 313880, 325090, 347130, 353115, 359310, 390108, 403560, 431172, 455126, 462840, 470820, 479080, 487635, 538965, 564984, 585162, 615960, 650180, 682689, 694260, 706230, 718620, 780216, 862344, 910252, 941640, 975270, 1077930, 1137815, 1170324, 1300360, 1365378, 1388520, 1412460, 1437240, 1462905, 1820504, 1950540, 2048067, 2155860, 2275630, 2340648, 2730756, 2824920, 2925810, 3413445, 3901080, 4096134, 4311720, 4551260, 5461512, 5851620, 6826890, 8192268, 9102520, 10240335, 11703240, 13653780, 16384536, 20480670, 27307560, 40961340, 81922680]

約数ペア:

[(1, 81922680), (2, 40961340), (3, 27307560), (4, 20480670), (5, 16384536), (6, 13653780), (7, 11703240), (8, 10240335), (9, 9102520), (10, 8192268), (12, 6826890), (14, 5851620), (15, 5461512), (18, 4551260), (19, 4311720), (20, 4096134), (21, 3901080), (24, 3413445), (28, 2925810), (29, 2824920), (30, 2730756), (35, 2340648), (36, 2275630), (38, 2155860), (40, 2048067), (42, 1950540), (45, 1820504), (56, 1462905), (57, 1437240), (58, 1412460), (59, 1388520), (60, 1365378), (63, 1300360), (70, 1170324), (72, 1137815), (76, 1077930), (84, 975270), (87, 941640), (90, 910252), (95, 862344), (105, 780216), (114, 718620), (116, 706230), (118, 694260), (120, 682689), (126, 650180), (133, 615960), (140, 585162), (145, 564984), (152, 538965), (168, 487635), (171, 479080), (174, 470820), (177, 462840), (180, 455126), (190, 431172), (203, 403560), (210, 390108), (228, 359310), (232, 353115), (236, 347130), (252, 325090), (261, 313880), (266, 307980), (280, 292581), (285, 287448), (290, 282492), (295, 277704), (315, 260072), (342, 239540), (348, 235410), (354, 231420), (360, 227563), (380, 215586), (399, 205320), (406, 201780), (413, 198360), (420, 195054), (435, 188328), (456, 179655), (472, 173565), (504, 162545), (522, 156940), (531, 154280), (532, 153990), (551, 148680), (570, 143724), (580, 141246), (590, 138852), (609, 134520), (630, 130036), (665, 123192), (684, 119770), (696, 117705), (708, 115710), (760, 107793), (798, 102660), (812, 100890), (826, 99180), (840, 97527), (855, 95816), (870, 94164), (885, 92568), (1015, 80712), (1044, 78470), (1062, 77140), (1064, 76995), (1102, 74340), (1121, 73080), (1140, 71862), (1160, 70623), (1180, 69426), (1197, 68440), (1218, 67260), (1239, 66120), (1260, 65018), (1305, 62776), (1330, 61596), (1368, 59885), (1416, 57855), (1596, 51330), (1624, 50445), (1652, 49590), (1653, 49560), (1710, 47908), (1711, 47880), (1740, 47082), (1770, 46284), (1827, 44840), (1995, 41064), (2030, 40356), (2065, 39672), (2088, 39235), (2124, 38570), (2204, 37170), (2242, 36540), (2280, 35931), (2360, 34713), (2394, 34220), (2436, 33630), (2478, 33060), (2520, 32509), (2610, 31388), (2655, 30856), (2660, 30798), (2755, 29736), (3045, 26904), (3192, 25665), (3304, 24795), (3306, 24780), (3363, 24360), (3420, 23954), (3422, 23940), (3480, 23541), (3540, 23142), (3654, 22420), (3717, 22040), (3857, 21240), (3990, 20532), (4060, 20178), (4130, 19836), (4248, 19285), (4408, 18585), (4484, 18270), (4788, 17110), (4872, 16815), (4956, 16530), (4959, 16520), (5133, 15960), (5220, 15694), (5310, 15428), (5320, 15399), (5510, 14868), (5605, 14616), (5985, 13688), (6090, 13452), (6195, 13224), (6612, 12390), (6726, 12180), (6840, 11977), (6844, 11970), (7080, 11571), (7308, 11210), (7434, 11020), (7714, 10620), (7847, 10440), (7980, 10266), (8120, 10089), (8260, 9918), (8265, 9912), (8555, 9576), (8968, 9135)]