681431200

素因数分解:

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

素因数の和:519

約数の個数: 144

約数和(自身を含む): 1769886720

約数和(自身を除く): 1088455520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 76, 80, 95, 100, 127, 152, 160, 190, 200, 254, 304, 353, 380, 400, 475, 508, 608, 635, 706, 760, 800, 950, 1016, 1270, 1412, 1520, 1765, 1900, 2032, 2413, 2540, 2824, 3040, 3175, 3530, 3800, 4064, 4826, 5080, 5648, 6350, 6707, 7060, 7600, 8825, 9652, 10160, 11296, 12065, 12700, 13414, 14120, 15200, 17650, 19304, 20320, 24130, 25400, 26828, 28240, 33535, 35300, 38608, 44831, 48260, 50800, 53656, 56480, 60325, 67070, 70600, 77216, 89662, 96520, 101600, 107312, 120650, 134140, 141200, 167675, 179324, 193040, 214624, 224155, 241300, 268280, 282400, 335350, 358648, 386080, 448310, 482600, 536560, 670700, 717296, 851789, 896620, 965200, 1073120, 1120775, 1341400, 1434592, 1703578, 1793240, 1930400, 2241550, 2682800, 3407156, 3586480, 4258945, 4483100, 5365600, 6814312, 7172960, 8517890, 8966200, 13628624, 17035780, 17932400, 21294725, 27257248, 34071560, 35864800, 42589450, 68143120, 85178900, 136286240, 170357800, 340715600, 681431200]

約数ペア:

[(1, 681431200), (2, 340715600), (4, 170357800), (5, 136286240), (8, 85178900), (10, 68143120), (16, 42589450), (19, 35864800), (20, 34071560), (25, 27257248), (32, 21294725), (38, 17932400), (40, 17035780), (50, 13628624), (76, 8966200), (80, 8517890), (95, 7172960), (100, 6814312), (127, 5365600), (152, 4483100), (160, 4258945), (190, 3586480), (200, 3407156), (254, 2682800), (304, 2241550), (353, 1930400), (380, 1793240), (400, 1703578), (475, 1434592), (508, 1341400), (608, 1120775), (635, 1073120), (706, 965200), (760, 896620), (800, 851789), (950, 717296), (1016, 670700), (1270, 536560), (1412, 482600), (1520, 448310), (1765, 386080), (1900, 358648), (2032, 335350), (2413, 282400), (2540, 268280), (2824, 241300), (3040, 224155), (3175, 214624), (3530, 193040), (3800, 179324), (4064, 167675), (4826, 141200), (5080, 134140), (5648, 120650), (6350, 107312), (6707, 101600), (7060, 96520), (7600, 89662), (8825, 77216), (9652, 70600), (10160, 67070), (11296, 60325), (12065, 56480), (12700, 53656), (13414, 50800), (14120, 48260), (15200, 44831), (17650, 38608), (19304, 35300), (20320, 33535), (24130, 28240), (25400, 26828)]