18560080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:185

約数の個数: 160

約数和(自身を含む): 56567808

約数和(自身を除く): 38007728

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 23, 28, 35, 40, 44, 46, 55, 56, 70, 77, 80, 88, 92, 110, 112, 115, 131, 140, 154, 161, 176, 184, 220, 230, 253, 262, 280, 308, 322, 368, 385, 440, 460, 506, 524, 560, 616, 644, 655, 770, 805, 880, 917, 920, 1012, 1048, 1232, 1265, 1288, 1310, 1441, 1540, 1610, 1771, 1834, 1840, 2024, 2096, 2530, 2576, 2620, 2882, 3013, 3080, 3220, 3542, 3668, 4048, 4585, 5060, 5240, 5764, 6026, 6160, 6440, 7084, 7205, 7336, 8855, 9170, 10087, 10120, 10480, 11528, 12052, 12880, 14168, 14410, 14672, 15065, 17710, 18340, 20174, 20240, 21091, 23056, 24104, 28336, 28820, 30130, 33143, 35420, 36680, 40348, 42182, 48208, 50435, 57640, 60260, 66286, 70840, 73360, 80696, 84364, 100870, 105455, 115280, 120520, 132572, 141680, 161392, 165715, 168728, 201740, 210910, 232001, 241040, 265144, 331430, 337456, 403480, 421820, 464002, 530288, 662860, 806960, 843640, 928004, 1160005, 1325720, 1687280, 1856008, 2320010, 2651440, 3712016, 4640020, 9280040, 18560080]

約数ペア:

[(1, 18560080), (2, 9280040), (4, 4640020), (5, 3712016), (7, 2651440), (8, 2320010), (10, 1856008), (11, 1687280), (14, 1325720), (16, 1160005), (20, 928004), (22, 843640), (23, 806960), (28, 662860), (35, 530288), (40, 464002), (44, 421820), (46, 403480), (55, 337456), (56, 331430), (70, 265144), (77, 241040), (80, 232001), (88, 210910), (92, 201740), (110, 168728), (112, 165715), (115, 161392), (131, 141680), (140, 132572), (154, 120520), (161, 115280), (176, 105455), (184, 100870), (220, 84364), (230, 80696), (253, 73360), (262, 70840), (280, 66286), (308, 60260), (322, 57640), (368, 50435), (385, 48208), (440, 42182), (460, 40348), (506, 36680), (524, 35420), (560, 33143), (616, 30130), (644, 28820), (655, 28336), (770, 24104), (805, 23056), (880, 21091), (917, 20240), (920, 20174), (1012, 18340), (1048, 17710), (1232, 15065), (1265, 14672), (1288, 14410), (1310, 14168), (1441, 12880), (1540, 12052), (1610, 11528), (1771, 10480), (1834, 10120), (1840, 10087), (2024, 9170), (2096, 8855), (2530, 7336), (2576, 7205), (2620, 7084), (2882, 6440), (3013, 6160), (3080, 6026), (3220, 5764), (3542, 5240), (3668, 5060), (4048, 4585)]