81038873440

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{449417}}^1$

素因数の和:449469

約数の個数: 144

約数和(自身を含む): 232395845472

約数和(自身を除く): 151356972032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 160, 161, 184, 196, 224, 230, 245, 280, 322, 368, 392, 460, 490, 560, 644, 736, 784, 805, 920, 980, 1120, 1127, 1288, 1568, 1610, 1840, 1960, 2254, 2576, 3220, 3680, 3920, 4508, 5152, 5635, 6440, 7840, 9016, 11270, 12880, 18032, 22540, 25760, 36064, 45080, 90160, 180320, 449417, 898834, 1797668, 2247085, 3145919, 3595336, 4494170, 6291838, 7190672, 8988340, 10336591, 12583676, 14381344, 15729595, 17976680, 20673182, 22021433, 25167352, 31459190, 35953360, 41346364, 44042866, 50334704, 51682955, 62918380, 71906720, 72356137, 82692728, 88085732, 100669408, 103365910, 110107165, 125836760, 144712274, 165385456, 176171464, 206731820, 220214330, 251673520, 289424548, 330770912, 352342928, 361780685, 413463640, 440428660, 503347040, 506492959, 578849096, 704685856, 723561370, 826927280, 880857320, 1012985918, 1157698192, 1447122740, 1653854560, 1761714640, 2025971836, 2315396384, 2532464795, 2894245480, 3523429280, 4051943672, 5064929590, 5788490960, 8103887344, 10129859180, 11576981920, 16207774688, 20259718360, 40519436720, 81038873440]

約数ペア:

[(1, 81038873440), (2, 40519436720), (4, 20259718360), (5, 16207774688), (7, 11576981920), (8, 10129859180), (10, 8103887344), (14, 5788490960), (16, 5064929590), (20, 4051943672), (23, 3523429280), (28, 2894245480), (32, 2532464795), (35, 2315396384), (40, 2025971836), (46, 1761714640), (49, 1653854560), (56, 1447122740), (70, 1157698192), (80, 1012985918), (92, 880857320), (98, 826927280), (112, 723561370), (115, 704685856), (140, 578849096), (160, 506492959), (161, 503347040), (184, 440428660), (196, 413463640), (224, 361780685), (230, 352342928), (245, 330770912), (280, 289424548), (322, 251673520), (368, 220214330), (392, 206731820), (460, 176171464), (490, 165385456), (560, 144712274), (644, 125836760), (736, 110107165), (784, 103365910), (805, 100669408), (920, 88085732), (980, 82692728), (1120, 72356137), (1127, 71906720), (1288, 62918380), (1568, 51682955), (1610, 50334704), (1840, 44042866), (1960, 41346364), (2254, 35953360), (2576, 31459190), (3220, 25167352), (3680, 22021433), (3920, 20673182), (4508, 17976680), (5152, 15729595), (5635, 14381344), (6440, 12583676), (7840, 10336591), (9016, 8988340), (11270, 7190672), (12880, 6291838), (18032, 4494170), (22540, 3595336), (25760, 3145919), (36064, 2247085), (45080, 1797668), (90160, 898834), (180320, 449417)]