87649280

素因数分解:

$2^{10}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:114

約数の個数: 176

約数和(自身を含む): 238762080

約数和(自身を除く): 151112800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 53, 64, 68, 76, 80, 85, 95, 106, 128, 136, 152, 160, 170, 190, 212, 256, 265, 272, 304, 320, 323, 340, 380, 424, 512, 530, 544, 608, 640, 646, 680, 760, 848, 901, 1007, 1024, 1060, 1088, 1216, 1280, 1292, 1360, 1520, 1615, 1696, 1802, 2014, 2120, 2176, 2432, 2560, 2584, 2720, 3040, 3230, 3392, 3604, 4028, 4240, 4352, 4505, 4864, 5035, 5120, 5168, 5440, 6080, 6460, 6784, 7208, 8056, 8480, 8704, 9010, 9728, 10070, 10336, 10880, 12160, 12920, 13568, 14416, 16112, 16960, 17119, 17408, 18020, 19456, 20140, 20672, 21760, 24320, 25840, 27136, 28832, 32224, 33920, 34238, 36040, 40280, 41344, 43520, 48640, 51680, 54272, 57664, 64448, 67840, 68476, 72080, 80560, 82688, 85595, 87040, 97280, 103360, 115328, 128896, 135680, 136952, 144160, 161120, 165376, 171190, 206720, 230656, 257792, 271360, 273904, 288320, 322240, 330752, 342380, 413440, 461312, 515584, 547808, 576640, 644480, 684760, 826880, 922624, 1031168, 1095616, 1153280, 1288960, 1369520, 1653760, 2191232, 2306560, 2577920, 2739040, 4382464, 4613120, 5155840, 5478080, 8764928, 10956160, 17529856, 21912320, 43824640, 87649280]

約数ペア:

[(1, 87649280), (2, 43824640), (4, 21912320), (5, 17529856), (8, 10956160), (10, 8764928), (16, 5478080), (17, 5155840), (19, 4613120), (20, 4382464), (32, 2739040), (34, 2577920), (38, 2306560), (40, 2191232), (53, 1653760), (64, 1369520), (68, 1288960), (76, 1153280), (80, 1095616), (85, 1031168), (95, 922624), (106, 826880), (128, 684760), (136, 644480), (152, 576640), (160, 547808), (170, 515584), (190, 461312), (212, 413440), (256, 342380), (265, 330752), (272, 322240), (304, 288320), (320, 273904), (323, 271360), (340, 257792), (380, 230656), (424, 206720), (512, 171190), (530, 165376), (544, 161120), (608, 144160), (640, 136952), (646, 135680), (680, 128896), (760, 115328), (848, 103360), (901, 97280), (1007, 87040), (1024, 85595), (1060, 82688), (1088, 80560), (1216, 72080), (1280, 68476), (1292, 67840), (1360, 64448), (1520, 57664), (1615, 54272), (1696, 51680), (1802, 48640), (2014, 43520), (2120, 41344), (2176, 40280), (2432, 36040), (2560, 34238), (2584, 33920), (2720, 32224), (3040, 28832), (3230, 27136), (3392, 25840), (3604, 24320), (4028, 21760), (4240, 20672), (4352, 20140), (4505, 19456), (4864, 18020), (5035, 17408), (5120, 17119), (5168, 16960), (5440, 16112), (6080, 14416), (6460, 13568), (6784, 12920), (7208, 12160), (8056, 10880), (8480, 10336), (8704, 10070), (9010, 9728)]