68998320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1571}}^1$

素因数の和:1651

約数の個数: 120

約数和(自身を含む): 235667952

約数和(自身を除く): 166669632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 61, 72, 80, 90, 120, 122, 144, 180, 183, 240, 244, 305, 360, 366, 488, 549, 610, 720, 732, 915, 976, 1098, 1220, 1464, 1571, 1830, 2196, 2440, 2745, 2928, 3142, 3660, 4392, 4713, 4880, 5490, 6284, 7320, 7855, 8784, 9426, 10980, 12568, 14139, 14640, 15710, 18852, 21960, 23565, 25136, 28278, 31420, 37704, 43920, 47130, 56556, 62840, 70695, 75408, 94260, 95831, 113112, 125680, 141390, 188520, 191662, 226224, 282780, 287493, 377040, 383324, 479155, 565560, 574986, 766648, 862479, 958310, 1131120, 1149972, 1437465, 1533296, 1724958, 1916620, 2299944, 2874930, 3449916, 3833240, 4312395, 4599888, 5749860, 6899832, 7666480, 8624790, 11499720, 13799664, 17249580, 22999440, 34499160, 68998320]

約数ペア:

[(1, 68998320), (2, 34499160), (3, 22999440), (4, 17249580), (5, 13799664), (6, 11499720), (8, 8624790), (9, 7666480), (10, 6899832), (12, 5749860), (15, 4599888), (16, 4312395), (18, 3833240), (20, 3449916), (24, 2874930), (30, 2299944), (36, 1916620), (40, 1724958), (45, 1533296), (48, 1437465), (60, 1149972), (61, 1131120), (72, 958310), (80, 862479), (90, 766648), (120, 574986), (122, 565560), (144, 479155), (180, 383324), (183, 377040), (240, 287493), (244, 282780), (305, 226224), (360, 191662), (366, 188520), (488, 141390), (549, 125680), (610, 113112), (720, 95831), (732, 94260), (915, 75408), (976, 70695), (1098, 62840), (1220, 56556), (1464, 47130), (1571, 43920), (1830, 37704), (2196, 31420), (2440, 28278), (2745, 25136), (2928, 23565), (3142, 21960), (3660, 18852), (4392, 15710), (4713, 14640), (4880, 14139), (5490, 12568), (6284, 10980), (7320, 9426), (7855, 8784)]