513285480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61991}}^1$

素因数の和:62031

約数の個数: 96

約数和(自身を含む): 1740735360

約数和(自身を除く): 1227449880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 2070, 2760, 4140, 8280, 61991, 123982, 185973, 247964, 309955, 371946, 495928, 557919, 619910, 743892, 929865, 1115838, 1239820, 1425793, 1487784, 1859730, 2231676, 2479640, 2789595, 2851586, 3719460, 4277379, 4463352, 5579190, 5703172, 7128965, 7438920, 8554758, 11158380, 11406344, 12832137, 14257930, 17109516, 21386895, 22316760, 25664274, 28515860, 34219032, 42773790, 51328548, 57031720, 64160685, 85547580, 102657096, 128321370, 171095160, 256642740, 513285480]

約数ペア:

[(1, 513285480), (2, 256642740), (3, 171095160), (4, 128321370), (5, 102657096), (6, 85547580), (8, 64160685), (9, 57031720), (10, 51328548), (12, 42773790), (15, 34219032), (18, 28515860), (20, 25664274), (23, 22316760), (24, 21386895), (30, 17109516), (36, 14257930), (40, 12832137), (45, 11406344), (46, 11158380), (60, 8554758), (69, 7438920), (72, 7128965), (90, 5703172), (92, 5579190), (115, 4463352), (120, 4277379), (138, 3719460), (180, 2851586), (184, 2789595), (207, 2479640), (230, 2231676), (276, 1859730), (345, 1487784), (360, 1425793), (414, 1239820), (460, 1115838), (552, 929865), (690, 743892), (828, 619910), (920, 557919), (1035, 495928), (1380, 371946), (1656, 309955), (2070, 247964), (2760, 185973), (4140, 123982), (8280, 61991)]