19704600

素因数分解:

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

素因数の和:155

約数の個数: 192

約数和(自身を含む): 70308000

約数和(自身を除く): 50603400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 41, 45, 50, 54, 60, 72, 75, 82, 89, 90, 100, 108, 120, 123, 135, 150, 164, 178, 180, 200, 205, 216, 225, 246, 267, 270, 300, 328, 356, 360, 369, 410, 445, 450, 492, 534, 540, 600, 615, 675, 712, 738, 801, 820, 890, 900, 984, 1025, 1068, 1080, 1107, 1230, 1335, 1350, 1476, 1602, 1640, 1780, 1800, 1845, 2050, 2136, 2214, 2225, 2403, 2460, 2670, 2700, 2952, 3075, 3204, 3560, 3649, 3690, 4005, 4100, 4428, 4450, 4806, 4920, 5340, 5400, 5535, 6150, 6408, 6675, 7298, 7380, 8010, 8200, 8856, 8900, 9225, 9612, 10680, 10947, 11070, 12015, 12300, 13350, 14596, 14760, 16020, 17800, 18245, 18450, 19224, 20025, 21894, 22140, 24030, 24600, 26700, 27675, 29192, 32040, 32841, 36490, 36900, 40050, 43788, 44280, 48060, 53400, 54735, 55350, 60075, 65682, 72980, 73800, 80100, 87576, 91225, 96120, 98523, 109470, 110700, 120150, 131364, 145960, 160200, 164205, 182450, 197046, 218940, 221400, 240300, 262728, 273675, 328410, 364900, 394092, 437880, 480600, 492615, 547350, 656820, 729800, 788184, 821025, 985230, 1094700, 1313640, 1642050, 1970460, 2189400, 2463075, 3284100, 3940920, 4926150, 6568200, 9852300, 19704600]

約数ペア:

[(1, 19704600), (2, 9852300), (3, 6568200), (4, 4926150), (5, 3940920), (6, 3284100), (8, 2463075), (9, 2189400), (10, 1970460), (12, 1642050), (15, 1313640), (18, 1094700), (20, 985230), (24, 821025), (25, 788184), (27, 729800), (30, 656820), (36, 547350), (40, 492615), (41, 480600), (45, 437880), (50, 394092), (54, 364900), (60, 328410), (72, 273675), (75, 262728), (82, 240300), (89, 221400), (90, 218940), (100, 197046), (108, 182450), (120, 164205), (123, 160200), (135, 145960), (150, 131364), (164, 120150), (178, 110700), (180, 109470), (200, 98523), (205, 96120), (216, 91225), (225, 87576), (246, 80100), (267, 73800), (270, 72980), (300, 65682), (328, 60075), (356, 55350), (360, 54735), (369, 53400), (410, 48060), (445, 44280), (450, 43788), (492, 40050), (534, 36900), (540, 36490), (600, 32841), (615, 32040), (675, 29192), (712, 27675), (738, 26700), (801, 24600), (820, 24030), (890, 22140), (900, 21894), (984, 20025), (1025, 19224), (1068, 18450), (1080, 18245), (1107, 17800), (1230, 16020), (1335, 14760), (1350, 14596), (1476, 13350), (1602, 12300), (1640, 12015), (1780, 11070), (1800, 10947), (1845, 10680), (2050, 9612), (2136, 9225), (2214, 8900), (2225, 8856), (2403, 8200), (2460, 8010), (2670, 7380), (2700, 7298), (2952, 6675), (3075, 6408), (3204, 6150), (3560, 5535), (3649, 5400), (3690, 5340), (4005, 4920), (4100, 4806), (4428, 4450)]