254495340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1627}}^1$

素因数の和:1732

約数の個数: 144

約数和(自身を含む): 853332480

約数和(自身を除く): 598837140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 79, 90, 99, 110, 132, 158, 165, 180, 198, 220, 237, 316, 330, 395, 396, 474, 495, 660, 711, 790, 869, 948, 990, 1185, 1422, 1580, 1627, 1738, 1980, 2370, 2607, 2844, 3254, 3476, 3555, 4345, 4740, 4881, 5214, 6508, 7110, 7821, 8135, 8690, 9762, 10428, 13035, 14220, 14643, 15642, 16270, 17380, 17897, 19524, 24405, 26070, 29286, 31284, 32540, 35794, 39105, 48810, 52140, 53691, 58572, 71588, 73215, 78210, 89485, 97620, 107382, 128533, 146430, 156420, 161073, 178970, 214764, 257066, 268455, 292860, 322146, 357940, 385599, 514132, 536910, 642665, 644292, 771198, 805365, 1073820, 1156797, 1285330, 1413863, 1542396, 1610730, 1927995, 2313594, 2570660, 2827726, 3221460, 3855990, 4241589, 4627188, 5655452, 5783985, 7069315, 7711980, 8483178, 11567970, 12724767, 14138630, 16966356, 21207945, 23135940, 25449534, 28277260, 42415890, 50899068, 63623835, 84831780, 127247670, 254495340]

約数ペア:

[(1, 254495340), (2, 127247670), (3, 84831780), (4, 63623835), (5, 50899068), (6, 42415890), (9, 28277260), (10, 25449534), (11, 23135940), (12, 21207945), (15, 16966356), (18, 14138630), (20, 12724767), (22, 11567970), (30, 8483178), (33, 7711980), (36, 7069315), (44, 5783985), (45, 5655452), (55, 4627188), (60, 4241589), (66, 3855990), (79, 3221460), (90, 2827726), (99, 2570660), (110, 2313594), (132, 1927995), (158, 1610730), (165, 1542396), (180, 1413863), (198, 1285330), (220, 1156797), (237, 1073820), (316, 805365), (330, 771198), (395, 644292), (396, 642665), (474, 536910), (495, 514132), (660, 385599), (711, 357940), (790, 322146), (869, 292860), (948, 268455), (990, 257066), (1185, 214764), (1422, 178970), (1580, 161073), (1627, 156420), (1738, 146430), (1980, 128533), (2370, 107382), (2607, 97620), (2844, 89485), (3254, 78210), (3476, 73215), (3555, 71588), (4345, 58572), (4740, 53691), (4881, 52140), (5214, 48810), (6508, 39105), (7110, 35794), (7821, 32540), (8135, 31284), (8690, 29286), (9762, 26070), (10428, 24405), (13035, 19524), (14220, 17897), (14643, 17380), (15642, 16270)]