805978880

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3911}}^1$

素因数の和:3962

約数の個数: 144

約数和(自身を含む): 2302884864

約数和(自身を除く): 1496905984

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 160, 161, 184, 224, 230, 256, 280, 320, 322, 368, 448, 460, 560, 640, 644, 736, 805, 896, 920, 1120, 1280, 1288, 1472, 1610, 1792, 1840, 2240, 2576, 2944, 3220, 3680, 3911, 4480, 5152, 5888, 6440, 7360, 7822, 8960, 10304, 12880, 14720, 15644, 19555, 20608, 25760, 27377, 29440, 31288, 39110, 41216, 51520, 54754, 62576, 78220, 89953, 103040, 109508, 125152, 136885, 156440, 179906, 206080, 219016, 250304, 273770, 312880, 359812, 438032, 449765, 500608, 547540, 625760, 629671, 719624, 876064, 899530, 1001216, 1095080, 1251520, 1259342, 1439248, 1752128, 1799060, 2190160, 2503040, 2518684, 2878496, 3148355, 3504256, 3598120, 4380320, 5006080, 5037368, 5756992, 6296710, 7008512, 7196240, 8760640, 10074736, 11513984, 12593420, 14392480, 17521280, 20149472, 23027968, 25186840, 28784960, 35042560, 40298944, 50373680, 57569920, 80597888, 100747360, 115139840, 161195776, 201494720, 402989440, 805978880]

約数ペア:

[(1, 805978880), (2, 402989440), (4, 201494720), (5, 161195776), (7, 115139840), (8, 100747360), (10, 80597888), (14, 57569920), (16, 50373680), (20, 40298944), (23, 35042560), (28, 28784960), (32, 25186840), (35, 23027968), (40, 20149472), (46, 17521280), (56, 14392480), (64, 12593420), (70, 11513984), (80, 10074736), (92, 8760640), (112, 7196240), (115, 7008512), (128, 6296710), (140, 5756992), (160, 5037368), (161, 5006080), (184, 4380320), (224, 3598120), (230, 3504256), (256, 3148355), (280, 2878496), (320, 2518684), (322, 2503040), (368, 2190160), (448, 1799060), (460, 1752128), (560, 1439248), (640, 1259342), (644, 1251520), (736, 1095080), (805, 1001216), (896, 899530), (920, 876064), (1120, 719624), (1280, 629671), (1288, 625760), (1472, 547540), (1610, 500608), (1792, 449765), (1840, 438032), (2240, 359812), (2576, 312880), (2944, 273770), (3220, 250304), (3680, 219016), (3911, 206080), (4480, 179906), (5152, 156440), (5888, 136885), (6440, 125152), (7360, 109508), (7822, 103040), (8960, 89953), (10304, 78220), (12880, 62576), (14720, 54754), (15644, 51520), (19555, 41216), (20608, 39110), (25760, 31288), (27377, 29440)]