821250900

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1913}}^1$

素因数の和:1992

約数の個数: 180

約数和(自身を含む): 2713818492

約数和(自身を除く): 1892567592

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 53, 54, 60, 75, 81, 90, 100, 106, 108, 135, 150, 159, 162, 180, 212, 225, 265, 270, 300, 318, 324, 405, 450, 477, 530, 540, 636, 675, 795, 810, 900, 954, 1060, 1325, 1350, 1431, 1590, 1620, 1908, 1913, 2025, 2385, 2650, 2700, 2862, 3180, 3826, 3975, 4050, 4293, 4770, 5300, 5724, 5739, 7155, 7652, 7950, 8100, 8586, 9540, 9565, 11478, 11925, 14310, 15900, 17172, 17217, 19130, 21465, 22956, 23850, 28620, 28695, 34434, 35775, 38260, 42930, 47700, 47825, 51651, 57390, 68868, 71550, 85860, 86085, 95650, 101389, 103302, 107325, 114780, 143100, 143475, 154953, 172170, 191300, 202778, 206604, 214650, 258255, 286950, 304167, 309906, 344340, 405556, 429300, 430425, 506945, 516510, 573900, 608334, 619812, 774765, 860850, 912501, 1013890, 1033020, 1216668, 1291275, 1520835, 1549530, 1721700, 1825002, 2027780, 2534725, 2582550, 2737503, 3041670, 3099060, 3650004, 3873825, 4562505, 5069450, 5165100, 5475006, 6083340, 7604175, 7747650, 8212509, 9125010, 10138900, 10950012, 13687515, 15208350, 15495300, 16425018, 18250020, 22812525, 27375030, 30416700, 32850036, 41062545, 45625050, 54750060, 68437575, 82125090, 91250100, 136875150, 164250180, 205312725, 273750300, 410625450, 821250900]

約数ペア:

[(1, 821250900), (2, 410625450), (3, 273750300), (4, 205312725), (5, 164250180), (6, 136875150), (9, 91250100), (10, 82125090), (12, 68437575), (15, 54750060), (18, 45625050), (20, 41062545), (25, 32850036), (27, 30416700), (30, 27375030), (36, 22812525), (45, 18250020), (50, 16425018), (53, 15495300), (54, 15208350), (60, 13687515), (75, 10950012), (81, 10138900), (90, 9125010), (100, 8212509), (106, 7747650), (108, 7604175), (135, 6083340), (150, 5475006), (159, 5165100), (162, 5069450), (180, 4562505), (212, 3873825), (225, 3650004), (265, 3099060), (270, 3041670), (300, 2737503), (318, 2582550), (324, 2534725), (405, 2027780), (450, 1825002), (477, 1721700), (530, 1549530), (540, 1520835), (636, 1291275), (675, 1216668), (795, 1033020), (810, 1013890), (900, 912501), (954, 860850), (1060, 774765), (1325, 619812), (1350, 608334), (1431, 573900), (1590, 516510), (1620, 506945), (1908, 430425), (1913, 429300), (2025, 405556), (2385, 344340), (2650, 309906), (2700, 304167), (2862, 286950), (3180, 258255), (3826, 214650), (3975, 206604), (4050, 202778), (4293, 191300), (4770, 172170), (5300, 154953), (5724, 143475), (5739, 143100), (7155, 114780), (7652, 107325), (7950, 103302), (8100, 101389), (8586, 95650), (9540, 86085), (9565, 85860), (11478, 71550), (11925, 68868), (14310, 57390), (15900, 51651), (17172, 47825), (17217, 47700), (19130, 42930), (21465, 38260), (22956, 35775), (23850, 34434), (28620, 28695)]