328477240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:174

約数の個数: 256

約数和(自身を含む): 975421440

約数和(自身を除く): 646944200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 41, 52, 56, 62, 65, 70, 71, 82, 91, 104, 124, 130, 140, 142, 155, 164, 182, 205, 217, 248, 260, 280, 284, 287, 310, 328, 355, 364, 403, 410, 434, 455, 497, 520, 533, 568, 574, 620, 710, 728, 806, 820, 868, 910, 923, 994, 1066, 1085, 1148, 1240, 1271, 1420, 1435, 1612, 1640, 1736, 1820, 1846, 1988, 2015, 2132, 2170, 2201, 2296, 2485, 2542, 2665, 2821, 2840, 2870, 2911, 3224, 3640, 3692, 3731, 3976, 4030, 4264, 4340, 4402, 4615, 4970, 5084, 5330, 5642, 5740, 5822, 6355, 6461, 7384, 7462, 8060, 8680, 8804, 8897, 9230, 9940, 10168, 10660, 11005, 11284, 11480, 11644, 12710, 12922, 14105, 14555, 14924, 15407, 16120, 16523, 17608, 17794, 18460, 18655, 19880, 20377, 21320, 22010, 22568, 23288, 25420, 25844, 28210, 28613, 29110, 29848, 30814, 32305, 33046, 35588, 36920, 37310, 37843, 40754, 44020, 44485, 50840, 51688, 56420, 57226, 58220, 61628, 64610, 66092, 71176, 74620, 75686, 77035, 81508, 82615, 88040, 88970, 90241, 101885, 112840, 114452, 115661, 116440, 123256, 129220, 132184, 143065, 149240, 151372, 154070, 163016, 165230, 177940, 180482, 189215, 200291, 203770, 228904, 231322, 258440, 264901, 286130, 302744, 308140, 330460, 355880, 360964, 378430, 400582, 407540, 451205, 462644, 529802, 572260, 578305, 616280, 631687, 660920, 721928, 756860, 801164, 815080, 902410, 925288, 1001455, 1059604, 1144520, 1156610, 1173133, 1263374, 1324505, 1513720, 1602328, 1804820, 2002910, 2119208, 2313220, 2346266, 2526748, 2649010, 3158435, 3609640, 4005820, 4626440, 4692532, 5053496, 5298020, 5865665, 6316870, 8011640, 8211931, 9385064, 10596040, 11731330, 12633740, 16423862, 23462660, 25267480, 32847724, 41059655, 46925320, 65695448, 82119310, 164238620, 328477240]

約数ペア:

[(1, 328477240), (2, 164238620), (4, 82119310), (5, 65695448), (7, 46925320), (8, 41059655), (10, 32847724), (13, 25267480), (14, 23462660), (20, 16423862), (26, 12633740), (28, 11731330), (31, 10596040), (35, 9385064), (40, 8211931), (41, 8011640), (52, 6316870), (56, 5865665), (62, 5298020), (65, 5053496), (70, 4692532), (71, 4626440), (82, 4005820), (91, 3609640), (104, 3158435), (124, 2649010), (130, 2526748), (140, 2346266), (142, 2313220), (155, 2119208), (164, 2002910), (182, 1804820), (205, 1602328), (217, 1513720), (248, 1324505), (260, 1263374), (280, 1173133), (284, 1156610), (287, 1144520), (310, 1059604), (328, 1001455), (355, 925288), (364, 902410), (403, 815080), (410, 801164), (434, 756860), (455, 721928), (497, 660920), (520, 631687), (533, 616280), (568, 578305), (574, 572260), (620, 529802), (710, 462644), (728, 451205), (806, 407540), (820, 400582), (868, 378430), (910, 360964), (923, 355880), (994, 330460), (1066, 308140), (1085, 302744), (1148, 286130), (1240, 264901), (1271, 258440), (1420, 231322), (1435, 228904), (1612, 203770), (1640, 200291), (1736, 189215), (1820, 180482), (1846, 177940), (1988, 165230), (2015, 163016), (2132, 154070), (2170, 151372), (2201, 149240), (2296, 143065), (2485, 132184), (2542, 129220), (2665, 123256), (2821, 116440), (2840, 115661), (2870, 114452), (2911, 112840), (3224, 101885), (3640, 90241), (3692, 88970), (3731, 88040), (3976, 82615), (4030, 81508), (4264, 77035), (4340, 75686), (4402, 74620), (4615, 71176), (4970, 66092), (5084, 64610), (5330, 61628), (5642, 58220), (5740, 57226), (5822, 56420), (6355, 51688), (6461, 50840), (7384, 44485), (7462, 44020), (8060, 40754), (8680, 37843), (8804, 37310), (8897, 36920), (9230, 35588), (9940, 33046), (10168, 32305), (10660, 30814), (11005, 29848), (11284, 29110), (11480, 28613), (11644, 28210), (12710, 25844), (12922, 25420), (14105, 23288), (14555, 22568), (14924, 22010), (15407, 21320), (16120, 20377), (16523, 19880), (17608, 18655), (17794, 18460)]