87945760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:219

約数の個数: 192

約数和(自身を含む): 261273600

約数和(自身を除く): 173327840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 31, 32, 34, 35, 40, 56, 62, 68, 70, 80, 85, 112, 119, 124, 136, 140, 149, 155, 160, 170, 217, 224, 238, 248, 272, 280, 298, 310, 340, 434, 476, 496, 527, 544, 560, 595, 596, 620, 680, 745, 868, 952, 992, 1043, 1054, 1085, 1120, 1190, 1192, 1240, 1360, 1490, 1736, 1904, 2086, 2108, 2170, 2380, 2384, 2480, 2533, 2635, 2720, 2980, 3472, 3689, 3808, 4172, 4216, 4340, 4619, 4760, 4768, 4960, 5066, 5215, 5270, 5960, 6944, 7378, 8344, 8432, 8680, 9238, 9520, 10132, 10430, 10540, 11920, 12665, 14756, 16688, 16864, 17360, 17731, 18445, 18476, 19040, 20264, 20860, 21080, 23095, 23840, 25330, 29512, 32333, 33376, 34720, 35462, 36890, 36952, 40528, 41720, 42160, 46190, 50660, 59024, 64666, 70924, 73780, 73904, 78523, 81056, 83440, 84320, 88655, 92380, 101320, 118048, 129332, 141848, 147560, 147808, 157046, 161665, 166880, 177310, 184760, 202640, 258664, 283696, 295120, 314092, 323330, 354620, 369520, 392615, 405280, 517328, 549661, 567392, 590240, 628184, 646660, 709240, 739040, 785230, 1034656, 1099322, 1256368, 1293320, 1418480, 1570460, 2198644, 2512736, 2586640, 2748305, 2836960, 3140920, 4397288, 5173280, 5496610, 6281840, 8794576, 10993220, 12563680, 17589152, 21986440, 43972880, 87945760]

約数ペア:

[(1, 87945760), (2, 43972880), (4, 21986440), (5, 17589152), (7, 12563680), (8, 10993220), (10, 8794576), (14, 6281840), (16, 5496610), (17, 5173280), (20, 4397288), (28, 3140920), (31, 2836960), (32, 2748305), (34, 2586640), (35, 2512736), (40, 2198644), (56, 1570460), (62, 1418480), (68, 1293320), (70, 1256368), (80, 1099322), (85, 1034656), (112, 785230), (119, 739040), (124, 709240), (136, 646660), (140, 628184), (149, 590240), (155, 567392), (160, 549661), (170, 517328), (217, 405280), (224, 392615), (238, 369520), (248, 354620), (272, 323330), (280, 314092), (298, 295120), (310, 283696), (340, 258664), (434, 202640), (476, 184760), (496, 177310), (527, 166880), (544, 161665), (560, 157046), (595, 147808), (596, 147560), (620, 141848), (680, 129332), (745, 118048), (868, 101320), (952, 92380), (992, 88655), (1043, 84320), (1054, 83440), (1085, 81056), (1120, 78523), (1190, 73904), (1192, 73780), (1240, 70924), (1360, 64666), (1490, 59024), (1736, 50660), (1904, 46190), (2086, 42160), (2108, 41720), (2170, 40528), (2380, 36952), (2384, 36890), (2480, 35462), (2533, 34720), (2635, 33376), (2720, 32333), (2980, 29512), (3472, 25330), (3689, 23840), (3808, 23095), (4172, 21080), (4216, 20860), (4340, 20264), (4619, 19040), (4760, 18476), (4768, 18445), (4960, 17731), (5066, 17360), (5215, 16864), (5270, 16688), (5960, 14756), (6944, 12665), (7378, 11920), (8344, 10540), (8432, 10430), (8680, 10132), (9238, 9520)]