56721840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1777}}^1$

素因数の和:1819

約数の個数: 160

約数和(自身を含む): 211653120

約数和(自身を除く): 154931280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 532, 560, 570, 665, 760, 798, 840, 912, 1064, 1140, 1330, 1520, 1596, 1680, 1777, 1995, 2128, 2280, 2660, 3192, 3554, 3990, 4560, 5320, 5331, 6384, 7108, 7980, 8885, 10640, 10662, 12439, 14216, 15960, 17770, 21324, 24878, 26655, 28432, 31920, 33763, 35540, 37317, 42648, 49756, 53310, 62195, 67526, 71080, 74634, 85296, 99512, 101289, 106620, 124390, 135052, 142160, 149268, 168815, 186585, 199024, 202578, 213240, 236341, 248780, 270104, 298536, 337630, 373170, 405156, 426480, 472682, 497560, 506445, 540208, 597072, 675260, 709023, 746340, 810312, 945364, 995120, 1012890, 1181705, 1350520, 1418046, 1492680, 1620624, 1890728, 2025780, 2363410, 2701040, 2836092, 2985360, 3545115, 3781456, 4051560, 4726820, 5672184, 7090230, 8103120, 9453640, 11344368, 14180460, 18907280, 28360920, 56721840]

約数ペア:

[(1, 56721840), (2, 28360920), (3, 18907280), (4, 14180460), (5, 11344368), (6, 9453640), (7, 8103120), (8, 7090230), (10, 5672184), (12, 4726820), (14, 4051560), (15, 3781456), (16, 3545115), (19, 2985360), (20, 2836092), (21, 2701040), (24, 2363410), (28, 2025780), (30, 1890728), (35, 1620624), (38, 1492680), (40, 1418046), (42, 1350520), (48, 1181705), (56, 1012890), (57, 995120), (60, 945364), (70, 810312), (76, 746340), (80, 709023), (84, 675260), (95, 597072), (105, 540208), (112, 506445), (114, 497560), (120, 472682), (133, 426480), (140, 405156), (152, 373170), (168, 337630), (190, 298536), (210, 270104), (228, 248780), (240, 236341), (266, 213240), (280, 202578), (285, 199024), (304, 186585), (336, 168815), (380, 149268), (399, 142160), (420, 135052), (456, 124390), (532, 106620), (560, 101289), (570, 99512), (665, 85296), (760, 74634), (798, 71080), (840, 67526), (912, 62195), (1064, 53310), (1140, 49756), (1330, 42648), (1520, 37317), (1596, 35540), (1680, 33763), (1777, 31920), (1995, 28432), (2128, 26655), (2280, 24878), (2660, 21324), (3192, 17770), (3554, 15960), (3990, 14216), (4560, 12439), (5320, 10662), (5331, 10640), (6384, 8885), (7108, 7980)]