1090289920

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{353}}^1$

素因数の和:520

約数の個数: 144

約数和(自身を含む): 2778531840

約数和(自身を除く): 1688241920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 127, 128, 152, 160, 190, 254, 256, 304, 320, 353, 380, 508, 608, 635, 640, 706, 760, 1016, 1216, 1270, 1280, 1412, 1520, 1765, 2032, 2413, 2432, 2540, 2824, 3040, 3530, 4064, 4826, 4864, 5080, 5648, 6080, 6707, 7060, 8128, 9652, 10160, 11296, 12065, 12160, 13414, 14120, 16256, 19304, 20320, 22592, 24130, 24320, 26828, 28240, 32512, 33535, 38608, 40640, 44831, 45184, 48260, 53656, 56480, 67070, 77216, 81280, 89662, 90368, 96520, 107312, 112960, 134140, 154432, 162560, 179324, 193040, 214624, 224155, 225920, 268280, 308864, 358648, 386080, 429248, 448310, 451840, 536560, 617728, 717296, 772160, 851789, 858496, 896620, 1073120, 1434592, 1544320, 1703578, 1716992, 1793240, 2146240, 2869184, 3088640, 3407156, 3586480, 4258945, 4292480, 5738368, 6814312, 7172960, 8517890, 8584960, 11476736, 13628624, 14345920, 17035780, 27257248, 28691840, 34071560, 54514496, 57383680, 68143120, 109028992, 136286240, 218057984, 272572480, 545144960, 1090289920]

約数ペア:

[(1, 1090289920), (2, 545144960), (4, 272572480), (5, 218057984), (8, 136286240), (10, 109028992), (16, 68143120), (19, 57383680), (20, 54514496), (32, 34071560), (38, 28691840), (40, 27257248), (64, 17035780), (76, 14345920), (80, 13628624), (95, 11476736), (127, 8584960), (128, 8517890), (152, 7172960), (160, 6814312), (190, 5738368), (254, 4292480), (256, 4258945), (304, 3586480), (320, 3407156), (353, 3088640), (380, 2869184), (508, 2146240), (608, 1793240), (635, 1716992), (640, 1703578), (706, 1544320), (760, 1434592), (1016, 1073120), (1216, 896620), (1270, 858496), (1280, 851789), (1412, 772160), (1520, 717296), (1765, 617728), (2032, 536560), (2413, 451840), (2432, 448310), (2540, 429248), (2824, 386080), (3040, 358648), (3530, 308864), (4064, 268280), (4826, 225920), (4864, 224155), (5080, 214624), (5648, 193040), (6080, 179324), (6707, 162560), (7060, 154432), (8128, 134140), (9652, 112960), (10160, 107312), (11296, 96520), (12065, 90368), (12160, 89662), (13414, 81280), (14120, 77216), (16256, 67070), (19304, 56480), (20320, 53656), (22592, 48260), (24130, 45184), (24320, 44831), (26828, 40640), (28240, 38608), (32512, 33535)]