68404560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2143}}^1$

素因数の和:2185

約数の個数: 160

約数和(自身を含む): 255221760

約数和(自身を除く): 186817200

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, 1995, 2128, 2143, 2280, 2660, 3192, 3990, 4286, 4560, 5320, 6384, 6429, 7980, 8572, 10640, 10715, 12858, 15001, 15960, 17144, 21430, 25716, 30002, 31920, 32145, 34288, 40717, 42860, 45003, 51432, 60004, 64290, 75005, 81434, 85720, 90006, 102864, 120008, 122151, 128580, 150010, 162868, 171440, 180012, 203585, 225015, 240016, 244302, 257160, 285019, 300020, 325736, 360024, 407170, 450030, 488604, 514320, 570038, 600040, 610755, 651472, 720048, 814340, 855057, 900060, 977208, 1140076, 1200080, 1221510, 1425095, 1628680, 1710114, 1800120, 1954416, 2280152, 2443020, 2850190, 3257360, 3420228, 3600240, 4275285, 4560304, 4886040, 5700380, 6840456, 8550570, 9772080, 11400760, 13680912, 17101140, 22801520, 34202280, 68404560]

約数ペア:

[(1, 68404560), (2, 34202280), (3, 22801520), (4, 17101140), (5, 13680912), (6, 11400760), (7, 9772080), (8, 8550570), (10, 6840456), (12, 5700380), (14, 4886040), (15, 4560304), (16, 4275285), (19, 3600240), (20, 3420228), (21, 3257360), (24, 2850190), (28, 2443020), (30, 2280152), (35, 1954416), (38, 1800120), (40, 1710114), (42, 1628680), (48, 1425095), (56, 1221510), (57, 1200080), (60, 1140076), (70, 977208), (76, 900060), (80, 855057), (84, 814340), (95, 720048), (105, 651472), (112, 610755), (114, 600040), (120, 570038), (133, 514320), (140, 488604), (152, 450030), (168, 407170), (190, 360024), (210, 325736), (228, 300020), (240, 285019), (266, 257160), (280, 244302), (285, 240016), (304, 225015), (336, 203585), (380, 180012), (399, 171440), (420, 162868), (456, 150010), (532, 128580), (560, 122151), (570, 120008), (665, 102864), (760, 90006), (798, 85720), (840, 81434), (912, 75005), (1064, 64290), (1140, 60004), (1330, 51432), (1520, 45003), (1596, 42860), (1680, 40717), (1995, 34288), (2128, 32145), (2143, 31920), (2280, 30002), (2660, 25716), (3192, 21430), (3990, 17144), (4286, 15960), (4560, 15001), (5320, 12858), (6384, 10715), (6429, 10640), (7980, 8572)]