989840880

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8539}}^1$

素因数の和:8588

約数の個数: 240

約数和(自身を含む): 3964746240

約数和(自身を除く): 2974905360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 28, 30, 35, 36, 40, 42, 45, 46, 48, 56, 60, 63, 69, 70, 72, 80, 84, 90, 92, 105, 112, 115, 120, 126, 138, 140, 144, 161, 168, 180, 184, 207, 210, 230, 240, 252, 276, 280, 315, 322, 336, 345, 360, 368, 414, 420, 460, 483, 504, 552, 560, 630, 644, 690, 720, 805, 828, 840, 920, 966, 1008, 1035, 1104, 1260, 1288, 1380, 1449, 1610, 1656, 1680, 1840, 1932, 2070, 2415, 2520, 2576, 2760, 2898, 3220, 3312, 3864, 4140, 4830, 5040, 5520, 5796, 6440, 7245, 7728, 8280, 8539, 9660, 11592, 12880, 14490, 16560, 17078, 19320, 23184, 25617, 28980, 34156, 38640, 42695, 51234, 57960, 59773, 68312, 76851, 85390, 102468, 115920, 119546, 128085, 136624, 153702, 170780, 179319, 196397, 204936, 239092, 256170, 298865, 307404, 341560, 358638, 384255, 392794, 409872, 478184, 512340, 537957, 589191, 597730, 614808, 683120, 717276, 768510, 785588, 896595, 956368, 981985, 1024680, 1075914, 1178382, 1195460, 1229616, 1374779, 1434552, 1537020, 1571176, 1767573, 1793190, 1963970, 2049360, 2151828, 2356764, 2390920, 2689785, 2749558, 2869104, 2945955, 3074040, 3142352, 3535146, 3586380, 3927940, 4124337, 4303656, 4713528, 4781840, 5379570, 5499116, 5891910, 6148080, 6873895, 7070292, 7172760, 7855880, 8248674, 8607312, 8837865, 9427056, 10759140, 10998232, 11783820, 12373011, 13747790, 14140584, 14345520, 15711760, 16497348, 17675730, 20621685, 21518280, 21996464, 23567640, 24746022, 27495580, 28281168, 32994696, 35351460, 41243370, 43036560, 47135280, 49492044, 54991160, 61865055, 65989392, 70702920, 82486740, 98984088, 109982320, 123730110, 141405840, 164973480, 197968176, 247460220, 329946960, 494920440, 989840880]

約数ペア:

[(1, 989840880), (2, 494920440), (3, 329946960), (4, 247460220), (5, 197968176), (6, 164973480), (7, 141405840), (8, 123730110), (9, 109982320), (10, 98984088), (12, 82486740), (14, 70702920), (15, 65989392), (16, 61865055), (18, 54991160), (20, 49492044), (21, 47135280), (23, 43036560), (24, 41243370), (28, 35351460), (30, 32994696), (35, 28281168), (36, 27495580), (40, 24746022), (42, 23567640), (45, 21996464), (46, 21518280), (48, 20621685), (56, 17675730), (60, 16497348), (63, 15711760), (69, 14345520), (70, 14140584), (72, 13747790), (80, 12373011), (84, 11783820), (90, 10998232), (92, 10759140), (105, 9427056), (112, 8837865), (115, 8607312), (120, 8248674), (126, 7855880), (138, 7172760), (140, 7070292), (144, 6873895), (161, 6148080), (168, 5891910), (180, 5499116), (184, 5379570), (207, 4781840), (210, 4713528), (230, 4303656), (240, 4124337), (252, 3927940), (276, 3586380), (280, 3535146), (315, 3142352), (322, 3074040), (336, 2945955), (345, 2869104), (360, 2749558), (368, 2689785), (414, 2390920), (420, 2356764), (460, 2151828), (483, 2049360), (504, 1963970), (552, 1793190), (560, 1767573), (630, 1571176), (644, 1537020), (690, 1434552), (720, 1374779), (805, 1229616), (828, 1195460), (840, 1178382), (920, 1075914), (966, 1024680), (1008, 981985), (1035, 956368), (1104, 896595), (1260, 785588), (1288, 768510), (1380, 717276), (1449, 683120), (1610, 614808), (1656, 597730), (1680, 589191), (1840, 537957), (1932, 512340), (2070, 478184), (2415, 409872), (2520, 392794), (2576, 384255), (2760, 358638), (2898, 341560), (3220, 307404), (3312, 298865), (3864, 256170), (4140, 239092), (4830, 204936), (5040, 196397), (5520, 179319), (5796, 170780), (6440, 153702), (7245, 136624), (7728, 128085), (8280, 119546), (8539, 115920), (9660, 102468), (11592, 85390), (12880, 76851), (14490, 68312), (16560, 59773), (17078, 57960), (19320, 51234), (23184, 42695), (25617, 38640), (28980, 34156)]