1690454920

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1$

素因数の和:553

約数の個数: 256

約数和(自身を含む): 5059584000

約数和(自身を除く): 3369129080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 23, 28, 35, 40, 44, 46, 49, 55, 56, 70, 77, 88, 92, 98, 110, 115, 140, 154, 161, 184, 196, 220, 230, 245, 253, 280, 308, 322, 343, 385, 392, 440, 460, 487, 490, 506, 539, 616, 644, 686, 770, 805, 920, 974, 980, 1012, 1078, 1127, 1265, 1288, 1372, 1540, 1610, 1715, 1771, 1948, 1960, 2024, 2156, 2254, 2435, 2530, 2695, 2744, 3080, 3220, 3409, 3430, 3542, 3773, 3896, 4312, 4508, 4870, 5060, 5357, 5390, 5635, 6440, 6818, 6860, 7084, 7546, 7889, 8855, 9016, 9740, 10120, 10714, 10780, 11201, 11270, 12397, 13636, 13720, 14168, 15092, 15778, 17045, 17710, 18865, 19480, 21428, 21560, 22402, 22540, 23863, 24794, 26785, 27272, 30184, 31556, 34090, 35420, 37499, 37730, 39445, 42856, 44804, 45080, 47726, 49588, 53570, 56005, 61985, 63112, 68180, 70840, 74998, 75460, 78407, 78890, 86779, 89608, 95452, 99176, 107140, 112010, 119315, 123211, 123970, 136360, 149996, 150920, 156814, 157780, 167041, 173558, 187495, 190904, 214280, 224020, 238630, 246422, 247940, 262493, 299992, 313628, 315560, 334082, 347116, 374990, 392035, 433895, 448040, 477260, 492844, 495880, 524986, 548849, 616055, 627256, 668164, 694232, 749980, 784070, 835205, 862477, 867790, 954520, 985688, 1049972, 1097698, 1232110, 1312465, 1336328, 1499960, 1568140, 1670410, 1724954, 1735580, 1837451, 2099944, 2195396, 2464220, 2624930, 2744245, 3136280, 3340820, 3449908, 3471160, 3674902, 3841943, 4312385, 4390792, 4928440, 5249860, 5488490, 6037339, 6681640, 6899816, 7349804, 7683886, 8624770, 9187255, 10499720, 10976980, 12074678, 14699608, 15367772, 17249540, 18374510, 19209715, 21953960, 24149356, 30186695, 30735544, 34499080, 36749020, 38419430, 42261373, 48298712, 60373390, 73498040, 76838860, 84522746, 120746780, 153677720, 169045492, 211306865, 241493560, 338090984, 422613730, 845227460, 1690454920]

約数ペア:

[(1, 1690454920), (2, 845227460), (4, 422613730), (5, 338090984), (7, 241493560), (8, 211306865), (10, 169045492), (11, 153677720), (14, 120746780), (20, 84522746), (22, 76838860), (23, 73498040), (28, 60373390), (35, 48298712), (40, 42261373), (44, 38419430), (46, 36749020), (49, 34499080), (55, 30735544), (56, 30186695), (70, 24149356), (77, 21953960), (88, 19209715), (92, 18374510), (98, 17249540), (110, 15367772), (115, 14699608), (140, 12074678), (154, 10976980), (161, 10499720), (184, 9187255), (196, 8624770), (220, 7683886), (230, 7349804), (245, 6899816), (253, 6681640), (280, 6037339), (308, 5488490), (322, 5249860), (343, 4928440), (385, 4390792), (392, 4312385), (440, 3841943), (460, 3674902), (487, 3471160), (490, 3449908), (506, 3340820), (539, 3136280), (616, 2744245), (644, 2624930), (686, 2464220), (770, 2195396), (805, 2099944), (920, 1837451), (974, 1735580), (980, 1724954), (1012, 1670410), (1078, 1568140), (1127, 1499960), (1265, 1336328), (1288, 1312465), (1372, 1232110), (1540, 1097698), (1610, 1049972), (1715, 985688), (1771, 954520), (1948, 867790), (1960, 862477), (2024, 835205), (2156, 784070), (2254, 749980), (2435, 694232), (2530, 668164), (2695, 627256), (2744, 616055), (3080, 548849), (3220, 524986), (3409, 495880), (3430, 492844), (3542, 477260), (3773, 448040), (3896, 433895), (4312, 392035), (4508, 374990), (4870, 347116), (5060, 334082), (5357, 315560), (5390, 313628), (5635, 299992), (6440, 262493), (6818, 247940), (6860, 246422), (7084, 238630), (7546, 224020), (7889, 214280), (8855, 190904), (9016, 187495), (9740, 173558), (10120, 167041), (10714, 157780), (10780, 156814), (11201, 150920), (11270, 149996), (12397, 136360), (13636, 123970), (13720, 123211), (14168, 119315), (15092, 112010), (15778, 107140), (17045, 99176), (17710, 95452), (18865, 89608), (19480, 86779), (21428, 78890), (21560, 78407), (22402, 75460), (22540, 74998), (23863, 70840), (24794, 68180), (26785, 63112), (27272, 61985), (30184, 56005), (31556, 53570), (34090, 49588), (35420, 47726), (37499, 45080), (37730, 44804), (39445, 42856)]