16980351680

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3917}}^1$

素因数の和:4007

約数の個数: 224

約数和(自身を含む): 45857525760

約数和(自身を除く): 28877174080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 31, 32, 38, 40, 46, 62, 64, 76, 80, 92, 95, 115, 124, 152, 155, 160, 184, 190, 230, 248, 304, 310, 320, 368, 380, 437, 460, 496, 589, 608, 620, 713, 736, 760, 874, 920, 992, 1178, 1216, 1240, 1426, 1472, 1520, 1748, 1840, 1984, 2185, 2356, 2480, 2852, 2945, 3040, 3496, 3565, 3680, 3917, 4370, 4712, 4960, 5704, 5890, 6080, 6992, 7130, 7360, 7834, 8740, 9424, 9920, 11408, 11780, 13547, 13984, 14260, 15668, 17480, 18848, 19585, 22816, 23560, 27094, 27968, 28520, 31336, 34960, 37696, 39170, 45632, 47120, 54188, 57040, 62672, 67735, 69920, 74423, 78340, 90091, 94240, 108376, 114080, 121427, 125344, 135470, 139840, 148846, 156680, 180182, 188480, 216752, 228160, 242854, 250688, 270940, 297692, 313360, 360364, 372115, 433504, 450455, 485708, 541880, 595384, 607135, 626720, 720728, 744230, 867008, 900910, 971416, 1083760, 1190768, 1214270, 1253440, 1441456, 1488460, 1711729, 1801820, 1942832, 2167520, 2307113, 2381536, 2428540, 2792821, 2882912, 2976920, 3423458, 3603640, 3885664, 4335040, 4614226, 4763072, 4857080, 5585642, 5765824, 5953840, 6846916, 7207280, 7771328, 8558645, 9228452, 9714160, 11171284, 11535565, 11907680, 13693832, 13964105, 14414560, 17117290, 18456904, 19428320, 22342568, 23071130, 23815360, 27387664, 27928210, 28829120, 34234580, 36913808, 38856640, 44685136, 46142260, 53063599, 54775328, 55856420, 68469160, 73827616, 89370272, 92284520, 106127198, 109550656, 111712840, 136938320, 147655232, 178740544, 184569040, 212254396, 223425680, 265317995, 273876640, 369138080, 424508792, 446851360, 530635990, 547753280, 738276160, 849017584, 893702720, 1061271980, 1698035168, 2122543960, 3396070336, 4245087920, 8490175840, 16980351680]

約数ペア:

[(1, 16980351680), (2, 8490175840), (4, 4245087920), (5, 3396070336), (8, 2122543960), (10, 1698035168), (16, 1061271980), (19, 893702720), (20, 849017584), (23, 738276160), (31, 547753280), (32, 530635990), (38, 446851360), (40, 424508792), (46, 369138080), (62, 273876640), (64, 265317995), (76, 223425680), (80, 212254396), (92, 184569040), (95, 178740544), (115, 147655232), (124, 136938320), (152, 111712840), (155, 109550656), (160, 106127198), (184, 92284520), (190, 89370272), (230, 73827616), (248, 68469160), (304, 55856420), (310, 54775328), (320, 53063599), (368, 46142260), (380, 44685136), (437, 38856640), (460, 36913808), (496, 34234580), (589, 28829120), (608, 27928210), (620, 27387664), (713, 23815360), (736, 23071130), (760, 22342568), (874, 19428320), (920, 18456904), (992, 17117290), (1178, 14414560), (1216, 13964105), (1240, 13693832), (1426, 11907680), (1472, 11535565), (1520, 11171284), (1748, 9714160), (1840, 9228452), (1984, 8558645), (2185, 7771328), (2356, 7207280), (2480, 6846916), (2852, 5953840), (2945, 5765824), (3040, 5585642), (3496, 4857080), (3565, 4763072), (3680, 4614226), (3917, 4335040), (4370, 3885664), (4712, 3603640), (4960, 3423458), (5704, 2976920), (5890, 2882912), (6080, 2792821), (6992, 2428540), (7130, 2381536), (7360, 2307113), (7834, 2167520), (8740, 1942832), (9424, 1801820), (9920, 1711729), (11408, 1488460), (11780, 1441456), (13547, 1253440), (13984, 1214270), (14260, 1190768), (15668, 1083760), (17480, 971416), (18848, 900910), (19585, 867008), (22816, 744230), (23560, 720728), (27094, 626720), (27968, 607135), (28520, 595384), (31336, 541880), (34960, 485708), (37696, 450455), (39170, 433504), (45632, 372115), (47120, 360364), (54188, 313360), (57040, 297692), (62672, 270940), (67735, 250688), (69920, 242854), (74423, 228160), (78340, 216752), (90091, 188480), (94240, 180182), (108376, 156680), (114080, 148846), (121427, 139840), (125344, 135470)]