19797600

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:209

約数の個数: 144

約数和(自身を含む): 65902032

約数和(自身を除く): 46104432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 73, 75, 80, 96, 100, 113, 120, 146, 150, 160, 200, 219, 226, 240, 292, 300, 339, 365, 400, 438, 452, 480, 565, 584, 600, 678, 730, 800, 876, 904, 1095, 1130, 1168, 1200, 1356, 1460, 1695, 1752, 1808, 1825, 2190, 2260, 2336, 2400, 2712, 2825, 2920, 3390, 3504, 3616, 3650, 4380, 4520, 5424, 5475, 5650, 5840, 6780, 7008, 7300, 8249, 8475, 8760, 9040, 10848, 10950, 11300, 11680, 13560, 14600, 16498, 16950, 17520, 18080, 21900, 22600, 24747, 27120, 29200, 32996, 33900, 35040, 41245, 43800, 45200, 49494, 54240, 58400, 65992, 67800, 82490, 87600, 90400, 98988, 123735, 131984, 135600, 164980, 175200, 197976, 206225, 247470, 263968, 271200, 329960, 395952, 412450, 494940, 618675, 659920, 791904, 824900, 989880, 1237350, 1319840, 1649800, 1979760, 2474700, 3299600, 3959520, 4949400, 6599200, 9898800, 19797600]

約数ペア:

[(1, 19797600), (2, 9898800), (3, 6599200), (4, 4949400), (5, 3959520), (6, 3299600), (8, 2474700), (10, 1979760), (12, 1649800), (15, 1319840), (16, 1237350), (20, 989880), (24, 824900), (25, 791904), (30, 659920), (32, 618675), (40, 494940), (48, 412450), (50, 395952), (60, 329960), (73, 271200), (75, 263968), (80, 247470), (96, 206225), (100, 197976), (113, 175200), (120, 164980), (146, 135600), (150, 131984), (160, 123735), (200, 98988), (219, 90400), (226, 87600), (240, 82490), (292, 67800), (300, 65992), (339, 58400), (365, 54240), (400, 49494), (438, 45200), (452, 43800), (480, 41245), (565, 35040), (584, 33900), (600, 32996), (678, 29200), (730, 27120), (800, 24747), (876, 22600), (904, 21900), (1095, 18080), (1130, 17520), (1168, 16950), (1200, 16498), (1356, 14600), (1460, 13560), (1695, 11680), (1752, 11300), (1808, 10950), (1825, 10848), (2190, 9040), (2260, 8760), (2336, 8475), (2400, 8249), (2712, 7300), (2825, 7008), (2920, 6780), (3390, 5840), (3504, 5650), (3616, 5475), (3650, 5424), (4380, 4520)]