71518720

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1$

素因数の和:350

約数の個数: 160

約数和(自身を含む): 211736448

約数和(自身を除く): 140217728

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 307, 320, 364, 416, 448, 455, 512, 520, 560, 614, 640, 728, 832, 896, 910, 1040, 1120, 1228, 1280, 1456, 1535, 1664, 1792, 1820, 2080, 2149, 2240, 2456, 2560, 2912, 3070, 3328, 3584, 3640, 3991, 4160, 4298, 4480, 4912, 5824, 6140, 6656, 7280, 7982, 8320, 8596, 8960, 9824, 10745, 11648, 12280, 14560, 15964, 16640, 17192, 17920, 19648, 19955, 21490, 23296, 24560, 27937, 29120, 31928, 33280, 34384, 39296, 39910, 42980, 46592, 49120, 55874, 58240, 63856, 68768, 78592, 79820, 85960, 98240, 111748, 116480, 127712, 137536, 139685, 157184, 159640, 171920, 196480, 223496, 232960, 255424, 275072, 279370, 319280, 343840, 392960, 446992, 510848, 550144, 558740, 638560, 687680, 785920, 893984, 1021696, 1100288, 1117480, 1277120, 1375360, 1787968, 2043392, 2234960, 2554240, 2750720, 3575936, 4469920, 5108480, 5501440, 7151872, 8939840, 10216960, 14303744, 17879680, 35759360, 71518720]

約数ペア:

[(1, 71518720), (2, 35759360), (4, 17879680), (5, 14303744), (7, 10216960), (8, 8939840), (10, 7151872), (13, 5501440), (14, 5108480), (16, 4469920), (20, 3575936), (26, 2750720), (28, 2554240), (32, 2234960), (35, 2043392), (40, 1787968), (52, 1375360), (56, 1277120), (64, 1117480), (65, 1100288), (70, 1021696), (80, 893984), (91, 785920), (104, 687680), (112, 638560), (128, 558740), (130, 550144), (140, 510848), (160, 446992), (182, 392960), (208, 343840), (224, 319280), (256, 279370), (260, 275072), (280, 255424), (307, 232960), (320, 223496), (364, 196480), (416, 171920), (448, 159640), (455, 157184), (512, 139685), (520, 137536), (560, 127712), (614, 116480), (640, 111748), (728, 98240), (832, 85960), (896, 79820), (910, 78592), (1040, 68768), (1120, 63856), (1228, 58240), (1280, 55874), (1456, 49120), (1535, 46592), (1664, 42980), (1792, 39910), (1820, 39296), (2080, 34384), (2149, 33280), (2240, 31928), (2456, 29120), (2560, 27937), (2912, 24560), (3070, 23296), (3328, 21490), (3584, 19955), (3640, 19648), (3991, 17920), (4160, 17192), (4298, 16640), (4480, 15964), (4912, 14560), (5824, 12280), (6140, 11648), (6656, 10745), (7280, 9824), (7982, 8960), (8320, 8596)]