496721680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1$

素因数の和:166

約数の個数: 240

約数和(自身を含む): 1489404672

約数和(自身を除く): 992682992

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 71, 80, 91, 104, 112, 124, 130, 140, 142, 155, 182, 208, 217, 248, 260, 280, 284, 310, 355, 364, 403, 434, 455, 496, 497, 520, 560, 568, 620, 710, 728, 806, 868, 910, 923, 961, 994, 1040, 1085, 1136, 1240, 1420, 1456, 1612, 1736, 1820, 1846, 1922, 1988, 2015, 2170, 2201, 2480, 2485, 2821, 2840, 3224, 3472, 3640, 3692, 3844, 3976, 4030, 4340, 4402, 4615, 4805, 4970, 5642, 5680, 6448, 6461, 6727, 7280, 7384, 7688, 7952, 8060, 8680, 8804, 9230, 9610, 9940, 11005, 11284, 12493, 12922, 13454, 14105, 14768, 15376, 15407, 16120, 17360, 17608, 18460, 19220, 19880, 22010, 22568, 24986, 25844, 26908, 28210, 28613, 30814, 32240, 32305, 33635, 35216, 36920, 38440, 39760, 44020, 45136, 49972, 51688, 53816, 56420, 57226, 61628, 62465, 64610, 67270, 68231, 73840, 76880, 77035, 87451, 88040, 99944, 103376, 107632, 112840, 114452, 123256, 124930, 129220, 134540, 136462, 143065, 154070, 174902, 176080, 199888, 200291, 225680, 228904, 246512, 249860, 258440, 269080, 272924, 286130, 308140, 341155, 349804, 400582, 437255, 457808, 477617, 499720, 516880, 538160, 545848, 572260, 616280, 682310, 699608, 801164, 874510, 887003, 955234, 999440, 1001455, 1091696, 1144520, 1232560, 1364620, 1399216, 1602328, 1749020, 1774006, 1910468, 2002910, 2289040, 2388085, 2729240, 3204656, 3498040, 3548012, 3820936, 4005820, 4435015, 4776170, 5458480, 6209021, 6996080, 7096024, 7641872, 8011640, 8870030, 9552340, 12418042, 14192048, 16023280, 17740060, 19104680, 24836084, 31045105, 35480120, 38209360, 49672168, 62090210, 70960240, 99344336, 124180420, 248360840, 496721680]

約数ペア:

[(1, 496721680), (2, 248360840), (4, 124180420), (5, 99344336), (7, 70960240), (8, 62090210), (10, 49672168), (13, 38209360), (14, 35480120), (16, 31045105), (20, 24836084), (26, 19104680), (28, 17740060), (31, 16023280), (35, 14192048), (40, 12418042), (52, 9552340), (56, 8870030), (62, 8011640), (65, 7641872), (70, 7096024), (71, 6996080), (80, 6209021), (91, 5458480), (104, 4776170), (112, 4435015), (124, 4005820), (130, 3820936), (140, 3548012), (142, 3498040), (155, 3204656), (182, 2729240), (208, 2388085), (217, 2289040), (248, 2002910), (260, 1910468), (280, 1774006), (284, 1749020), (310, 1602328), (355, 1399216), (364, 1364620), (403, 1232560), (434, 1144520), (455, 1091696), (496, 1001455), (497, 999440), (520, 955234), (560, 887003), (568, 874510), (620, 801164), (710, 699608), (728, 682310), (806, 616280), (868, 572260), (910, 545848), (923, 538160), (961, 516880), (994, 499720), (1040, 477617), (1085, 457808), (1136, 437255), (1240, 400582), (1420, 349804), (1456, 341155), (1612, 308140), (1736, 286130), (1820, 272924), (1846, 269080), (1922, 258440), (1988, 249860), (2015, 246512), (2170, 228904), (2201, 225680), (2480, 200291), (2485, 199888), (2821, 176080), (2840, 174902), (3224, 154070), (3472, 143065), (3640, 136462), (3692, 134540), (3844, 129220), (3976, 124930), (4030, 123256), (4340, 114452), (4402, 112840), (4615, 107632), (4805, 103376), (4970, 99944), (5642, 88040), (5680, 87451), (6448, 77035), (6461, 76880), (6727, 73840), (7280, 68231), (7384, 67270), (7688, 64610), (7952, 62465), (8060, 61628), (8680, 57226), (8804, 56420), (9230, 53816), (9610, 51688), (9940, 49972), (11005, 45136), (11284, 44020), (12493, 39760), (12922, 38440), (13454, 36920), (14105, 35216), (14768, 33635), (15376, 32305), (15407, 32240), (16120, 30814), (17360, 28613), (17608, 28210), (18460, 26908), (19220, 25844), (19880, 24986), (22010, 22568)]