123239970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:385

約数の個数: 192

約数和(自身を含む): 399499776

約数和(自身を除く): 276259806

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 30, 34, 35, 37, 42, 45, 51, 63, 70, 74, 85, 90, 102, 105, 111, 119, 126, 153, 170, 185, 210, 222, 238, 255, 259, 306, 311, 315, 333, 357, 370, 510, 518, 555, 595, 622, 629, 630, 666, 714, 765, 777, 933, 1071, 1110, 1190, 1258, 1295, 1530, 1554, 1555, 1665, 1785, 1866, 1887, 2142, 2177, 2331, 2590, 2799, 3110, 3145, 3330, 3570, 3774, 3885, 4354, 4403, 4662, 4665, 5287, 5355, 5598, 5661, 6290, 6531, 7770, 8806, 9330, 9435, 10574, 10710, 10885, 11322, 11507, 11655, 13062, 13209, 13995, 15861, 18870, 19593, 21770, 22015, 23014, 23310, 26418, 26435, 27990, 28305, 31722, 32655, 34521, 37009, 39186, 39627, 44030, 47583, 52870, 56610, 57535, 65310, 66045, 69042, 74018, 79254, 79305, 80549, 95166, 97965, 103563, 111027, 115070, 132090, 158610, 161098, 172605, 185045, 195619, 195930, 198135, 207126, 222054, 237915, 241647, 333081, 345210, 370090, 391238, 396270, 402745, 475830, 483294, 517815, 555135, 586857, 666162, 724941, 805490, 978095, 1035630, 1110270, 1173714, 1208235, 1369333, 1449882, 1665405, 1760571, 1956190, 2416470, 2738666, 2934285, 3330810, 3521142, 3624705, 4107999, 5868570, 6846665, 7249410, 8215998, 8802855, 12323997, 13693330, 17605710, 20539995, 24647994, 41079990, 61619985, 123239970]

約数ペア:

[(1, 123239970), (2, 61619985), (3, 41079990), (5, 24647994), (6, 20539995), (7, 17605710), (9, 13693330), (10, 12323997), (14, 8802855), (15, 8215998), (17, 7249410), (18, 6846665), (21, 5868570), (30, 4107999), (34, 3624705), (35, 3521142), (37, 3330810), (42, 2934285), (45, 2738666), (51, 2416470), (63, 1956190), (70, 1760571), (74, 1665405), (85, 1449882), (90, 1369333), (102, 1208235), (105, 1173714), (111, 1110270), (119, 1035630), (126, 978095), (153, 805490), (170, 724941), (185, 666162), (210, 586857), (222, 555135), (238, 517815), (255, 483294), (259, 475830), (306, 402745), (311, 396270), (315, 391238), (333, 370090), (357, 345210), (370, 333081), (510, 241647), (518, 237915), (555, 222054), (595, 207126), (622, 198135), (629, 195930), (630, 195619), (666, 185045), (714, 172605), (765, 161098), (777, 158610), (933, 132090), (1071, 115070), (1110, 111027), (1190, 103563), (1258, 97965), (1295, 95166), (1530, 80549), (1554, 79305), (1555, 79254), (1665, 74018), (1785, 69042), (1866, 66045), (1887, 65310), (2142, 57535), (2177, 56610), (2331, 52870), (2590, 47583), (2799, 44030), (3110, 39627), (3145, 39186), (3330, 37009), (3570, 34521), (3774, 32655), (3885, 31722), (4354, 28305), (4403, 27990), (4662, 26435), (4665, 26418), (5287, 23310), (5355, 23014), (5598, 22015), (5661, 21770), (6290, 19593), (6531, 18870), (7770, 15861), (8806, 13995), (9330, 13209), (9435, 13062), (10574, 11655), (10710, 11507), (10885, 11322)]