19312800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{619}}^1$

素因数の和:655

約数の個数: 144

約数和(自身を含む): 67808160

約数和(自身を除く): 48495360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 96, 100, 104, 120, 130, 150, 156, 160, 195, 200, 208, 240, 260, 300, 312, 325, 390, 400, 416, 480, 520, 600, 619, 624, 650, 780, 800, 975, 1040, 1200, 1238, 1248, 1300, 1560, 1857, 1950, 2080, 2400, 2476, 2600, 3095, 3120, 3714, 3900, 4952, 5200, 6190, 6240, 7428, 7800, 8047, 9285, 9904, 10400, 12380, 14856, 15475, 15600, 16094, 18570, 19808, 24141, 24760, 29712, 30950, 31200, 32188, 37140, 40235, 46425, 48282, 49520, 59424, 61900, 64376, 74280, 80470, 92850, 96564, 99040, 120705, 123800, 128752, 148560, 160940, 185700, 193128, 201175, 241410, 247600, 257504, 297120, 321880, 371400, 386256, 402350, 482820, 495200, 603525, 643760, 742800, 772512, 804700, 965640, 1207050, 1287520, 1485600, 1609400, 1931280, 2414100, 3218800, 3862560, 4828200, 6437600, 9656400, 19312800]

約数ペア:

[(1, 19312800), (2, 9656400), (3, 6437600), (4, 4828200), (5, 3862560), (6, 3218800), (8, 2414100), (10, 1931280), (12, 1609400), (13, 1485600), (15, 1287520), (16, 1207050), (20, 965640), (24, 804700), (25, 772512), (26, 742800), (30, 643760), (32, 603525), (39, 495200), (40, 482820), (48, 402350), (50, 386256), (52, 371400), (60, 321880), (65, 297120), (75, 257504), (78, 247600), (80, 241410), (96, 201175), (100, 193128), (104, 185700), (120, 160940), (130, 148560), (150, 128752), (156, 123800), (160, 120705), (195, 99040), (200, 96564), (208, 92850), (240, 80470), (260, 74280), (300, 64376), (312, 61900), (325, 59424), (390, 49520), (400, 48282), (416, 46425), (480, 40235), (520, 37140), (600, 32188), (619, 31200), (624, 30950), (650, 29712), (780, 24760), (800, 24141), (975, 19808), (1040, 18570), (1200, 16094), (1238, 15600), (1248, 15475), (1300, 14856), (1560, 12380), (1857, 10400), (1950, 9904), (2080, 9285), (2400, 8047), (2476, 7800), (2600, 7428), (3095, 6240), (3120, 6190), (3714, 5200), (3900, 4952)]