2189400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:149

約数の個数: 96

約数和(自身を含む): 7030800

約数和(自身を除く): 4841400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 41, 50, 60, 75, 82, 89, 100, 120, 123, 150, 164, 178, 200, 205, 246, 267, 300, 328, 356, 410, 445, 492, 534, 600, 615, 712, 820, 890, 984, 1025, 1068, 1230, 1335, 1640, 1780, 2050, 2136, 2225, 2460, 2670, 3075, 3560, 3649, 4100, 4450, 4920, 5340, 6150, 6675, 7298, 8200, 8900, 10680, 10947, 12300, 13350, 14596, 17800, 18245, 21894, 24600, 26700, 29192, 36490, 43788, 53400, 54735, 72980, 87576, 91225, 109470, 145960, 182450, 218940, 273675, 364900, 437880, 547350, 729800, 1094700, 2189400]

約数ペア:

[(1, 2189400), (2, 1094700), (3, 729800), (4, 547350), (5, 437880), (6, 364900), (8, 273675), (10, 218940), (12, 182450), (15, 145960), (20, 109470), (24, 91225), (25, 87576), (30, 72980), (40, 54735), (41, 53400), (50, 43788), (60, 36490), (75, 29192), (82, 26700), (89, 24600), (100, 21894), (120, 18245), (123, 17800), (150, 14596), (164, 13350), (178, 12300), (200, 10947), (205, 10680), (246, 8900), (267, 8200), (300, 7298), (328, 6675), (356, 6150), (410, 5340), (445, 4920), (492, 4450), (534, 4100), (600, 3649), (615, 3560), (712, 3075), (820, 2670), (890, 2460), (984, 2225), (1025, 2136), (1068, 2050), (1230, 1780), (1335, 1640)]