164238620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:172

約数の個数: 192

約数和(自身を含む): 455196672

約数和(自身を除く): 290958052

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 41, 52, 62, 65, 70, 71, 82, 91, 124, 130, 140, 142, 155, 164, 182, 205, 217, 260, 284, 287, 310, 355, 364, 403, 410, 434, 455, 497, 533, 574, 620, 710, 806, 820, 868, 910, 923, 994, 1066, 1085, 1148, 1271, 1420, 1435, 1612, 1820, 1846, 1988, 2015, 2132, 2170, 2201, 2485, 2542, 2665, 2821, 2870, 2911, 3692, 3731, 4030, 4340, 4402, 4615, 4970, 5084, 5330, 5642, 5740, 5822, 6355, 6461, 7462, 8060, 8804, 8897, 9230, 9940, 10660, 11005, 11284, 11644, 12710, 12922, 14105, 14555, 14924, 15407, 16523, 17794, 18460, 18655, 20377, 22010, 25420, 25844, 28210, 28613, 29110, 30814, 32305, 33046, 35588, 37310, 37843, 40754, 44020, 44485, 56420, 57226, 58220, 61628, 64610, 66092, 74620, 75686, 77035, 81508, 82615, 88970, 90241, 101885, 114452, 115661, 129220, 143065, 151372, 154070, 165230, 177940, 180482, 189215, 200291, 203770, 231322, 264901, 286130, 308140, 330460, 360964, 378430, 400582, 407540, 451205, 462644, 529802, 572260, 578305, 631687, 756860, 801164, 902410, 1001455, 1059604, 1156610, 1173133, 1263374, 1324505, 1804820, 2002910, 2313220, 2346266, 2526748, 2649010, 3158435, 4005820, 4692532, 5298020, 5865665, 6316870, 8211931, 11731330, 12633740, 16423862, 23462660, 32847724, 41059655, 82119310, 164238620]

約数ペア:

[(1, 164238620), (2, 82119310), (4, 41059655), (5, 32847724), (7, 23462660), (10, 16423862), (13, 12633740), (14, 11731330), (20, 8211931), (26, 6316870), (28, 5865665), (31, 5298020), (35, 4692532), (41, 4005820), (52, 3158435), (62, 2649010), (65, 2526748), (70, 2346266), (71, 2313220), (82, 2002910), (91, 1804820), (124, 1324505), (130, 1263374), (140, 1173133), (142, 1156610), (155, 1059604), (164, 1001455), (182, 902410), (205, 801164), (217, 756860), (260, 631687), (284, 578305), (287, 572260), (310, 529802), (355, 462644), (364, 451205), (403, 407540), (410, 400582), (434, 378430), (455, 360964), (497, 330460), (533, 308140), (574, 286130), (620, 264901), (710, 231322), (806, 203770), (820, 200291), (868, 189215), (910, 180482), (923, 177940), (994, 165230), (1066, 154070), (1085, 151372), (1148, 143065), (1271, 129220), (1420, 115661), (1435, 114452), (1612, 101885), (1820, 90241), (1846, 88970), (1988, 82615), (2015, 81508), (2132, 77035), (2170, 75686), (2201, 74620), (2485, 66092), (2542, 64610), (2665, 61628), (2821, 58220), (2870, 57226), (2911, 56420), (3692, 44485), (3731, 44020), (4030, 40754), (4340, 37843), (4402, 37310), (4615, 35588), (4970, 33046), (5084, 32305), (5330, 30814), (5642, 29110), (5740, 28613), (5822, 28210), (6355, 25844), (6461, 25420), (7462, 22010), (8060, 20377), (8804, 18655), (8897, 18460), (9230, 17794), (9940, 16523), (10660, 15407), (11005, 14924), (11284, 14555), (11644, 14105), (12710, 12922)]