655463520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23957}}^1$

素因数の和:23997

約数の個数: 144

約数和(自身を含む): 2354592240

約数和(自身を除く): 1699128720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 3040, 3420, 4560, 5472, 6840, 9120, 13680, 23957, 27360, 47914, 71871, 95828, 119785, 143742, 191656, 215613, 239570, 287484, 359355, 383312, 431226, 455183, 479140, 574968, 718710, 766624, 862452, 910366, 958280, 1078065, 1149936, 1365549, 1437420, 1724904, 1820732, 1916560, 2156130, 2275915, 2299872, 2731098, 2874840, 3449808, 3641464, 3833120, 4096647, 4312260, 4551830, 5462196, 5749680, 6827745, 6899616, 7282928, 8193294, 8624520, 9103660, 10924392, 11499360, 13655490, 14565856, 16386588, 17249040, 18207320, 20483235, 21848784, 27310980, 32773176, 34498080, 36414640, 40966470, 43697568, 54621960, 65546352, 72829280, 81932940, 109243920, 131092704, 163865880, 218487840, 327731760, 655463520]

約数ペア:

[(1, 655463520), (2, 327731760), (3, 218487840), (4, 163865880), (5, 131092704), (6, 109243920), (8, 81932940), (9, 72829280), (10, 65546352), (12, 54621960), (15, 43697568), (16, 40966470), (18, 36414640), (19, 34498080), (20, 32773176), (24, 27310980), (30, 21848784), (32, 20483235), (36, 18207320), (38, 17249040), (40, 16386588), (45, 14565856), (48, 13655490), (57, 11499360), (60, 10924392), (72, 9103660), (76, 8624520), (80, 8193294), (90, 7282928), (95, 6899616), (96, 6827745), (114, 5749680), (120, 5462196), (144, 4551830), (152, 4312260), (160, 4096647), (171, 3833120), (180, 3641464), (190, 3449808), (228, 2874840), (240, 2731098), (285, 2299872), (288, 2275915), (304, 2156130), (342, 1916560), (360, 1820732), (380, 1724904), (456, 1437420), (480, 1365549), (570, 1149936), (608, 1078065), (684, 958280), (720, 910366), (760, 862452), (855, 766624), (912, 718710), (1140, 574968), (1368, 479140), (1440, 455183), (1520, 431226), (1710, 383312), (1824, 359355), (2280, 287484), (2736, 239570), (3040, 215613), (3420, 191656), (4560, 143742), (5472, 119785), (6840, 95828), (9120, 71871), (13680, 47914), (23957, 27360)]