20950028160

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{7489}}^1$

素因数の和:7589

約数の個数: 256

約数和(自身を含む): 70408396800

約数和(自身を除く): 49458368640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 47, 48, 60, 62, 64, 80, 93, 94, 96, 120, 124, 128, 141, 155, 160, 186, 188, 192, 235, 240, 248, 282, 310, 320, 372, 376, 384, 465, 470, 480, 496, 564, 620, 640, 705, 744, 752, 930, 940, 960, 992, 1128, 1240, 1410, 1457, 1488, 1504, 1860, 1880, 1920, 1984, 2256, 2480, 2820, 2914, 2976, 3008, 3720, 3760, 3968, 4371, 4512, 4960, 5640, 5828, 5952, 6016, 7285, 7440, 7489, 7520, 8742, 9024, 9920, 11280, 11656, 11904, 14570, 14880, 14978, 15040, 17484, 18048, 19840, 21855, 22467, 22560, 23312, 29140, 29760, 29956, 30080, 34968, 37445, 43710, 44934, 45120, 46624, 58280, 59520, 59912, 69936, 74890, 87420, 89868, 90240, 93248, 112335, 116560, 119824, 139872, 149780, 174840, 179736, 186496, 224670, 232159, 233120, 239648, 279744, 299560, 349680, 351983, 359472, 449340, 464318, 466240, 479296, 559488, 599120, 696477, 699360, 703966, 718944, 898680, 928636, 932480, 958592, 1055949, 1160795, 1198240, 1392954, 1398720, 1407932, 1437888, 1759915, 1797360, 1857272, 2111898, 2321590, 2396480, 2785908, 2797440, 2815864, 2875776, 3482385, 3519830, 3594720, 3714544, 4223796, 4643180, 4792960, 5279745, 5571816, 5631728, 6964770, 7039660, 7189440, 7429088, 8447592, 9286360, 10559490, 10911473, 11143632, 11263456, 13929540, 14079320, 14378880, 14858176, 16895184, 18572720, 21118980, 21822946, 22287264, 22526912, 27859080, 28158640, 29716352, 32734419, 33790368, 37145440, 42237960, 43645892, 44574528, 45053824, 54557365, 55718160, 56317280, 65468838, 67580736, 74290880, 84475920, 87291784, 89149056, 109114730, 111436320, 112634560, 130937676, 135161472, 148581760, 163672095, 168951840, 174583568, 218229460, 222872640, 225269120, 261875352, 327344190, 337903680, 349167136, 436458920, 445745280, 523750704, 654688380, 675807360, 698334272, 872917840, 1047501408, 1309376760, 1396668544, 1745835680, 2095002816, 2618753520, 3491671360, 4190005632, 5237507040, 6983342720, 10475014080, 20950028160]

約数ペア:

[(1, 20950028160), (2, 10475014080), (3, 6983342720), (4, 5237507040), (5, 4190005632), (6, 3491671360), (8, 2618753520), (10, 2095002816), (12, 1745835680), (15, 1396668544), (16, 1309376760), (20, 1047501408), (24, 872917840), (30, 698334272), (31, 675807360), (32, 654688380), (40, 523750704), (47, 445745280), (48, 436458920), (60, 349167136), (62, 337903680), (64, 327344190), (80, 261875352), (93, 225269120), (94, 222872640), (96, 218229460), (120, 174583568), (124, 168951840), (128, 163672095), (141, 148581760), (155, 135161472), (160, 130937676), (186, 112634560), (188, 111436320), (192, 109114730), (235, 89149056), (240, 87291784), (248, 84475920), (282, 74290880), (310, 67580736), (320, 65468838), (372, 56317280), (376, 55718160), (384, 54557365), (465, 45053824), (470, 44574528), (480, 43645892), (496, 42237960), (564, 37145440), (620, 33790368), (640, 32734419), (705, 29716352), (744, 28158640), (752, 27859080), (930, 22526912), (940, 22287264), (960, 21822946), (992, 21118980), (1128, 18572720), (1240, 16895184), (1410, 14858176), (1457, 14378880), (1488, 14079320), (1504, 13929540), (1860, 11263456), (1880, 11143632), (1920, 10911473), (1984, 10559490), (2256, 9286360), (2480, 8447592), (2820, 7429088), (2914, 7189440), (2976, 7039660), (3008, 6964770), (3720, 5631728), (3760, 5571816), (3968, 5279745), (4371, 4792960), (4512, 4643180), (4960, 4223796), (5640, 3714544), (5828, 3594720), (5952, 3519830), (6016, 3482385), (7285, 2875776), (7440, 2815864), (7489, 2797440), (7520, 2785908), (8742, 2396480), (9024, 2321590), (9920, 2111898), (11280, 1857272), (11656, 1797360), (11904, 1759915), (14570, 1437888), (14880, 1407932), (14978, 1398720), (15040, 1392954), (17484, 1198240), (18048, 1160795), (19840, 1055949), (21855, 958592), (22467, 932480), (22560, 928636), (23312, 898680), (29140, 718944), (29760, 703966), (29956, 699360), (30080, 696477), (34968, 599120), (37445, 559488), (43710, 479296), (44934, 466240), (45120, 464318), (46624, 449340), (58280, 359472), (59520, 351983), (59912, 349680), (69936, 299560), (74890, 279744), (87420, 239648), (89868, 233120), (90240, 232159), (93248, 224670), (112335, 186496), (116560, 179736), (119824, 174840), (139872, 149780)]