87838520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1$

素因数の和:146

約数の個数: 192

約数和(自身を含む): 263347200

約数和(自身を除く): 175508680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 19, 20, 22, 28, 35, 38, 40, 44, 55, 56, 70, 76, 77, 79, 88, 95, 110, 133, 140, 152, 154, 158, 190, 209, 220, 266, 280, 308, 316, 361, 380, 385, 395, 418, 440, 532, 553, 616, 632, 665, 722, 760, 770, 790, 836, 869, 1045, 1064, 1106, 1330, 1444, 1463, 1501, 1540, 1580, 1672, 1738, 1805, 2090, 2212, 2527, 2660, 2765, 2888, 2926, 3002, 3080, 3160, 3476, 3610, 3971, 4180, 4345, 4424, 5054, 5320, 5530, 5852, 6004, 6083, 6952, 7220, 7315, 7505, 7942, 8360, 8690, 10108, 10507, 11060, 11704, 12008, 12166, 12635, 14440, 14630, 15010, 15884, 16511, 17380, 19855, 20216, 21014, 22120, 24332, 25270, 27797, 28519, 29260, 30020, 30415, 31768, 33022, 34760, 39710, 42028, 48664, 50540, 52535, 55594, 57038, 58520, 60040, 60830, 66044, 79420, 82555, 84056, 101080, 105070, 111188, 114076, 115577, 121660, 132088, 138985, 142595, 158840, 165110, 199633, 210140, 222376, 228152, 231154, 243320, 277970, 285190, 313709, 330220, 399266, 420280, 462308, 555940, 570380, 577885, 627418, 660440, 798532, 924616, 998165, 1111880, 1140760, 1155770, 1254836, 1568545, 1597064, 1996330, 2195963, 2311540, 2509672, 3137090, 3992660, 4391926, 4623080, 6274180, 7985320, 8783852, 10979815, 12548360, 17567704, 21959630, 43919260, 87838520]

約数ペア:

[(1, 87838520), (2, 43919260), (4, 21959630), (5, 17567704), (7, 12548360), (8, 10979815), (10, 8783852), (11, 7985320), (14, 6274180), (19, 4623080), (20, 4391926), (22, 3992660), (28, 3137090), (35, 2509672), (38, 2311540), (40, 2195963), (44, 1996330), (55, 1597064), (56, 1568545), (70, 1254836), (76, 1155770), (77, 1140760), (79, 1111880), (88, 998165), (95, 924616), (110, 798532), (133, 660440), (140, 627418), (152, 577885), (154, 570380), (158, 555940), (190, 462308), (209, 420280), (220, 399266), (266, 330220), (280, 313709), (308, 285190), (316, 277970), (361, 243320), (380, 231154), (385, 228152), (395, 222376), (418, 210140), (440, 199633), (532, 165110), (553, 158840), (616, 142595), (632, 138985), (665, 132088), (722, 121660), (760, 115577), (770, 114076), (790, 111188), (836, 105070), (869, 101080), (1045, 84056), (1064, 82555), (1106, 79420), (1330, 66044), (1444, 60830), (1463, 60040), (1501, 58520), (1540, 57038), (1580, 55594), (1672, 52535), (1738, 50540), (1805, 48664), (2090, 42028), (2212, 39710), (2527, 34760), (2660, 33022), (2765, 31768), (2888, 30415), (2926, 30020), (3002, 29260), (3080, 28519), (3160, 27797), (3476, 25270), (3610, 24332), (3971, 22120), (4180, 21014), (4345, 20216), (4424, 19855), (5054, 17380), (5320, 16511), (5530, 15884), (5852, 15010), (6004, 14630), (6083, 14440), (6952, 12635), (7220, 12166), (7315, 12008), (7505, 11704), (7942, 11060), (8360, 10507), (8690, 10108)]