814987520

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:141

約数の個数: 288

約数和(自身を含む): 2260500480

約数和(自身を除く): 1445512960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 31, 32, 38, 40, 46, 47, 62, 64, 76, 80, 92, 94, 95, 115, 124, 128, 152, 155, 160, 184, 188, 190, 230, 235, 248, 256, 304, 310, 320, 368, 376, 380, 437, 460, 470, 496, 589, 608, 620, 640, 713, 736, 752, 760, 874, 893, 920, 940, 992, 1081, 1178, 1216, 1240, 1280, 1426, 1457, 1472, 1504, 1520, 1748, 1786, 1840, 1880, 1984, 2162, 2185, 2356, 2432, 2480, 2852, 2914, 2944, 2945, 3008, 3040, 3496, 3565, 3572, 3680, 3760, 3968, 4324, 4370, 4465, 4712, 4864, 4960, 5405, 5704, 5828, 5888, 5890, 6016, 6080, 6992, 7130, 7144, 7285, 7360, 7520, 7936, 8648, 8740, 8930, 9424, 9920, 10810, 11408, 11656, 11780, 12032, 12160, 13547, 13984, 14260, 14288, 14570, 14720, 15040, 17296, 17480, 17860, 18848, 19840, 20539, 21620, 22816, 23312, 23560, 24320, 27094, 27683, 27968, 28520, 28576, 29140, 29440, 30080, 33511, 34592, 34960, 35720, 37696, 39680, 41078, 43240, 45632, 46624, 47120, 54188, 55366, 55936, 57040, 57152, 58280, 60160, 67022, 67735, 69184, 69920, 71440, 75392, 82156, 86480, 91264, 93248, 94240, 102695, 108376, 110732, 111872, 114080, 114304, 116560, 134044, 135470, 138368, 138415, 139840, 142880, 150784, 164312, 167555, 172960, 182528, 186496, 188480, 205390, 216752, 221464, 228160, 228608, 233120, 268088, 270940, 276736, 276830, 279680, 285760, 328624, 335110, 345920, 372992, 376960, 410780, 433504, 442928, 456320, 466240, 536176, 541880, 553660, 559360, 571520, 636709, 657248, 670220, 691840, 753920, 821560, 867008, 885856, 912640, 932480, 1072352, 1083760, 1107320, 1143040, 1273418, 1314496, 1340440, 1383680, 1643120, 1734016, 1771712, 1864960, 2144704, 2167520, 2214640, 2546836, 2628992, 2680880, 3183545, 3286240, 3468032, 3543424, 4289408, 4335040, 4429280, 5093672, 5257984, 5361760, 6367090, 6572480, 7086848, 8578816, 8670080, 8858560, 10187344, 10723520, 12734180, 13144960, 17340160, 17717120, 20374688, 21447040, 25468360, 26289920, 35434240, 40749376, 42894080, 50936720, 81498752, 101873440, 162997504, 203746880, 407493760, 814987520]

約数ペア:

[(1, 814987520), (2, 407493760), (4, 203746880), (5, 162997504), (8, 101873440), (10, 81498752), (16, 50936720), (19, 42894080), (20, 40749376), (23, 35434240), (31, 26289920), (32, 25468360), (38, 21447040), (40, 20374688), (46, 17717120), (47, 17340160), (62, 13144960), (64, 12734180), (76, 10723520), (80, 10187344), (92, 8858560), (94, 8670080), (95, 8578816), (115, 7086848), (124, 6572480), (128, 6367090), (152, 5361760), (155, 5257984), (160, 5093672), (184, 4429280), (188, 4335040), (190, 4289408), (230, 3543424), (235, 3468032), (248, 3286240), (256, 3183545), (304, 2680880), (310, 2628992), (320, 2546836), (368, 2214640), (376, 2167520), (380, 2144704), (437, 1864960), (460, 1771712), (470, 1734016), (496, 1643120), (589, 1383680), (608, 1340440), (620, 1314496), (640, 1273418), (713, 1143040), (736, 1107320), (752, 1083760), (760, 1072352), (874, 932480), (893, 912640), (920, 885856), (940, 867008), (992, 821560), (1081, 753920), (1178, 691840), (1216, 670220), (1240, 657248), (1280, 636709), (1426, 571520), (1457, 559360), (1472, 553660), (1504, 541880), (1520, 536176), (1748, 466240), (1786, 456320), (1840, 442928), (1880, 433504), (1984, 410780), (2162, 376960), (2185, 372992), (2356, 345920), (2432, 335110), (2480, 328624), (2852, 285760), (2914, 279680), (2944, 276830), (2945, 276736), (3008, 270940), (3040, 268088), (3496, 233120), (3565, 228608), (3572, 228160), (3680, 221464), (3760, 216752), (3968, 205390), (4324, 188480), (4370, 186496), (4465, 182528), (4712, 172960), (4864, 167555), (4960, 164312), (5405, 150784), (5704, 142880), (5828, 139840), (5888, 138415), (5890, 138368), (6016, 135470), (6080, 134044), (6992, 116560), (7130, 114304), (7144, 114080), (7285, 111872), (7360, 110732), (7520, 108376), (7936, 102695), (8648, 94240), (8740, 93248), (8930, 91264), (9424, 86480), (9920, 82156), (10810, 75392), (11408, 71440), (11656, 69920), (11780, 69184), (12032, 67735), (12160, 67022), (13547, 60160), (13984, 58280), (14260, 57152), (14288, 57040), (14570, 55936), (14720, 55366), (15040, 54188), (17296, 47120), (17480, 46624), (17860, 45632), (18848, 43240), (19840, 41078), (20539, 39680), (21620, 37696), (22816, 35720), (23312, 34960), (23560, 34592), (24320, 33511), (27094, 30080), (27683, 29440), (27968, 29140), (28520, 28576)]