20320200

素因数分解:

$2^3\times 3^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:149

約数の個数: 192

約数和(自身を含む): 72316800

約数和(自身を除く): 51996600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 53, 54, 60, 71, 72, 75, 90, 100, 106, 108, 120, 135, 142, 150, 159, 180, 200, 212, 213, 216, 225, 265, 270, 284, 300, 318, 355, 360, 424, 426, 450, 477, 530, 540, 568, 600, 636, 639, 675, 710, 795, 852, 900, 954, 1060, 1065, 1080, 1272, 1278, 1325, 1350, 1420, 1431, 1590, 1704, 1775, 1800, 1908, 1917, 2120, 2130, 2385, 2556, 2650, 2700, 2840, 2862, 3180, 3195, 3550, 3763, 3816, 3834, 3975, 4260, 4770, 5112, 5300, 5325, 5400, 5724, 6360, 6390, 7100, 7155, 7526, 7668, 7950, 8520, 9540, 9585, 10600, 10650, 11289, 11448, 11925, 12780, 14200, 14310, 15052, 15336, 15900, 15975, 18815, 19080, 19170, 21300, 22578, 23850, 25560, 28620, 30104, 31800, 31950, 33867, 35775, 37630, 38340, 42600, 45156, 47700, 47925, 56445, 57240, 63900, 67734, 71550, 75260, 76680, 90312, 94075, 95400, 95850, 101601, 112890, 127800, 135468, 143100, 150520, 169335, 188150, 191700, 203202, 225780, 270936, 282225, 286200, 338670, 376300, 383400, 406404, 451560, 508005, 564450, 677340, 752600, 812808, 846675, 1016010, 1128900, 1354680, 1693350, 2032020, 2257800, 2540025, 3386700, 4064040, 5080050, 6773400, 10160100, 20320200]

約数ペア:

[(1, 20320200), (2, 10160100), (3, 6773400), (4, 5080050), (5, 4064040), (6, 3386700), (8, 2540025), (9, 2257800), (10, 2032020), (12, 1693350), (15, 1354680), (18, 1128900), (20, 1016010), (24, 846675), (25, 812808), (27, 752600), (30, 677340), (36, 564450), (40, 508005), (45, 451560), (50, 406404), (53, 383400), (54, 376300), (60, 338670), (71, 286200), (72, 282225), (75, 270936), (90, 225780), (100, 203202), (106, 191700), (108, 188150), (120, 169335), (135, 150520), (142, 143100), (150, 135468), (159, 127800), (180, 112890), (200, 101601), (212, 95850), (213, 95400), (216, 94075), (225, 90312), (265, 76680), (270, 75260), (284, 71550), (300, 67734), (318, 63900), (355, 57240), (360, 56445), (424, 47925), (426, 47700), (450, 45156), (477, 42600), (530, 38340), (540, 37630), (568, 35775), (600, 33867), (636, 31950), (639, 31800), (675, 30104), (710, 28620), (795, 25560), (852, 23850), (900, 22578), (954, 21300), (1060, 19170), (1065, 19080), (1080, 18815), (1272, 15975), (1278, 15900), (1325, 15336), (1350, 15052), (1420, 14310), (1431, 14200), (1590, 12780), (1704, 11925), (1775, 11448), (1800, 11289), (1908, 10650), (1917, 10600), (2120, 9585), (2130, 9540), (2385, 8520), (2556, 7950), (2650, 7668), (2700, 7526), (2840, 7155), (2862, 7100), (3180, 6390), (3195, 6360), (3550, 5724), (3763, 5400), (3816, 5325), (3834, 5300), (3975, 5112), (4260, 4770)]