90090540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{463}}^1$

素因数の和:548

約数の個数: 144

約数和(自身を含む): 291852288

約数和(自身を除く): 201761748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 47, 60, 69, 90, 92, 94, 115, 138, 141, 180, 188, 207, 230, 235, 276, 282, 345, 414, 423, 460, 463, 470, 564, 690, 705, 828, 846, 926, 940, 1035, 1081, 1380, 1389, 1410, 1692, 1852, 2070, 2115, 2162, 2315, 2778, 2820, 3243, 4140, 4167, 4230, 4324, 4630, 5405, 5556, 6486, 6945, 8334, 8460, 9260, 9729, 10649, 10810, 12972, 13890, 16215, 16668, 19458, 20835, 21298, 21620, 21761, 27780, 31947, 32430, 38916, 41670, 42596, 43522, 48645, 53245, 63894, 64860, 65283, 83340, 87044, 95841, 97290, 106490, 108805, 127788, 130566, 159735, 191682, 194580, 195849, 212980, 217610, 261132, 319470, 326415, 383364, 391698, 435220, 479205, 500503, 638940, 652830, 783396, 958410, 979245, 1001006, 1305660, 1501509, 1916820, 1958490, 2002012, 2502515, 3003018, 3916980, 4504527, 5005030, 6006036, 7507545, 9009054, 10010060, 15015090, 18018108, 22522635, 30030180, 45045270, 90090540]

約数ペア:

[(1, 90090540), (2, 45045270), (3, 30030180), (4, 22522635), (5, 18018108), (6, 15015090), (9, 10010060), (10, 9009054), (12, 7507545), (15, 6006036), (18, 5005030), (20, 4504527), (23, 3916980), (30, 3003018), (36, 2502515), (45, 2002012), (46, 1958490), (47, 1916820), (60, 1501509), (69, 1305660), (90, 1001006), (92, 979245), (94, 958410), (115, 783396), (138, 652830), (141, 638940), (180, 500503), (188, 479205), (207, 435220), (230, 391698), (235, 383364), (276, 326415), (282, 319470), (345, 261132), (414, 217610), (423, 212980), (460, 195849), (463, 194580), (470, 191682), (564, 159735), (690, 130566), (705, 127788), (828, 108805), (846, 106490), (926, 97290), (940, 95841), (1035, 87044), (1081, 83340), (1380, 65283), (1389, 64860), (1410, 63894), (1692, 53245), (1852, 48645), (2070, 43522), (2115, 42596), (2162, 41670), (2315, 38916), (2778, 32430), (2820, 31947), (3243, 27780), (4140, 21761), (4167, 21620), (4230, 21298), (4324, 20835), (4630, 19458), (5405, 16668), (5556, 16215), (6486, 13890), (6945, 12972), (8334, 10810), (8460, 10649), (9260, 9729)]