1558242560

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2851}}^1$

素因数の和:2940

約数の個数: 144

約数和(自身を含む): 4337139072

約数和(自身を除く): 2778896512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 61, 64, 70, 80, 112, 122, 128, 140, 160, 224, 244, 256, 280, 305, 320, 427, 448, 488, 560, 610, 640, 854, 896, 976, 1120, 1220, 1280, 1708, 1792, 1952, 2135, 2240, 2440, 2851, 3416, 3904, 4270, 4480, 4880, 5702, 6832, 7808, 8540, 8960, 9760, 11404, 13664, 14255, 15616, 17080, 19520, 19957, 22808, 27328, 28510, 34160, 39040, 39914, 45616, 54656, 57020, 68320, 78080, 79828, 91232, 99785, 109312, 114040, 136640, 159656, 173911, 182464, 199570, 228080, 273280, 319312, 347822, 364928, 399140, 456160, 546560, 638624, 695644, 729856, 798280, 869555, 912320, 1217377, 1277248, 1391288, 1596560, 1739110, 1824640, 2434754, 2554496, 2782576, 3193120, 3478220, 3649280, 4869508, 5108992, 5565152, 6086885, 6386240, 6956440, 9739016, 11130304, 12173770, 12772480, 13912880, 19478032, 22260608, 24347540, 25544960, 27825760, 38956064, 44521216, 48695080, 55651520, 77912128, 97390160, 111303040, 155824256, 194780320, 222606080, 311648512, 389560640, 779121280, 1558242560]

約数ペア:

[(1, 1558242560), (2, 779121280), (4, 389560640), (5, 311648512), (7, 222606080), (8, 194780320), (10, 155824256), (14, 111303040), (16, 97390160), (20, 77912128), (28, 55651520), (32, 48695080), (35, 44521216), (40, 38956064), (56, 27825760), (61, 25544960), (64, 24347540), (70, 22260608), (80, 19478032), (112, 13912880), (122, 12772480), (128, 12173770), (140, 11130304), (160, 9739016), (224, 6956440), (244, 6386240), (256, 6086885), (280, 5565152), (305, 5108992), (320, 4869508), (427, 3649280), (448, 3478220), (488, 3193120), (560, 2782576), (610, 2554496), (640, 2434754), (854, 1824640), (896, 1739110), (976, 1596560), (1120, 1391288), (1220, 1277248), (1280, 1217377), (1708, 912320), (1792, 869555), (1952, 798280), (2135, 729856), (2240, 695644), (2440, 638624), (2851, 546560), (3416, 456160), (3904, 399140), (4270, 364928), (4480, 347822), (4880, 319312), (5702, 273280), (6832, 228080), (7808, 199570), (8540, 182464), (8960, 173911), (9760, 159656), (11404, 136640), (13664, 114040), (14255, 109312), (15616, 99785), (17080, 91232), (19520, 79828), (19957, 78080), (22808, 68320), (27328, 57020), (28510, 54656), (34160, 45616), (39040, 39914)]