88704640

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:330

約数の個数: 128

約数和(自身を含む): 232657920

約数和(自身を除く): 143953280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 64, 68, 80, 85, 124, 128, 136, 155, 160, 170, 248, 263, 272, 310, 320, 340, 496, 526, 527, 544, 620, 640, 680, 992, 1052, 1054, 1088, 1240, 1315, 1360, 1984, 2104, 2108, 2176, 2480, 2630, 2635, 2720, 3968, 4208, 4216, 4471, 4960, 5260, 5270, 5440, 8153, 8416, 8432, 8942, 9920, 10520, 10540, 10880, 16306, 16832, 16864, 17884, 19840, 21040, 21080, 22355, 32612, 33664, 33728, 35768, 40765, 42080, 42160, 44710, 65224, 67456, 71536, 81530, 84160, 84320, 89420, 130448, 138601, 143072, 163060, 168320, 168640, 178840, 260896, 277202, 286144, 326120, 337280, 357680, 521792, 554404, 572288, 652240, 693005, 715360, 1043584, 1108808, 1304480, 1386010, 1430720, 2217616, 2608960, 2772020, 2861440, 4435232, 5217920, 5544040, 8870464, 11088080, 17740928, 22176160, 44352320, 88704640]

約数ペア:

[(1, 88704640), (2, 44352320), (4, 22176160), (5, 17740928), (8, 11088080), (10, 8870464), (16, 5544040), (17, 5217920), (20, 4435232), (31, 2861440), (32, 2772020), (34, 2608960), (40, 2217616), (62, 1430720), (64, 1386010), (68, 1304480), (80, 1108808), (85, 1043584), (124, 715360), (128, 693005), (136, 652240), (155, 572288), (160, 554404), (170, 521792), (248, 357680), (263, 337280), (272, 326120), (310, 286144), (320, 277202), (340, 260896), (496, 178840), (526, 168640), (527, 168320), (544, 163060), (620, 143072), (640, 138601), (680, 130448), (992, 89420), (1052, 84320), (1054, 84160), (1088, 81530), (1240, 71536), (1315, 67456), (1360, 65224), (1984, 44710), (2104, 42160), (2108, 42080), (2176, 40765), (2480, 35768), (2630, 33728), (2635, 33664), (2720, 32612), (3968, 22355), (4208, 21080), (4216, 21040), (4471, 19840), (4960, 17884), (5260, 16864), (5270, 16832), (5440, 16306), (8153, 10880), (8416, 10540), (8432, 10520), (8942, 9920)]