19771800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1063}}^1$

素因数の和:1113

約数の個数: 96

約数和(自身を含む): 63329280

約数和(自身を除く): 43557480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 31, 40, 50, 60, 62, 75, 93, 100, 120, 124, 150, 155, 186, 200, 248, 300, 310, 372, 465, 600, 620, 744, 775, 930, 1063, 1240, 1550, 1860, 2126, 2325, 3100, 3189, 3720, 4252, 4650, 5315, 6200, 6378, 8504, 9300, 10630, 12756, 15945, 18600, 21260, 25512, 26575, 31890, 32953, 42520, 53150, 63780, 65906, 79725, 98859, 106300, 127560, 131812, 159450, 164765, 197718, 212600, 263624, 318900, 329530, 395436, 494295, 637800, 659060, 790872, 823825, 988590, 1318120, 1647650, 1977180, 2471475, 3295300, 3954360, 4942950, 6590600, 9885900, 19771800]

約数ペア:

[(1, 19771800), (2, 9885900), (3, 6590600), (4, 4942950), (5, 3954360), (6, 3295300), (8, 2471475), (10, 1977180), (12, 1647650), (15, 1318120), (20, 988590), (24, 823825), (25, 790872), (30, 659060), (31, 637800), (40, 494295), (50, 395436), (60, 329530), (62, 318900), (75, 263624), (93, 212600), (100, 197718), (120, 164765), (124, 159450), (150, 131812), (155, 127560), (186, 106300), (200, 98859), (248, 79725), (300, 65906), (310, 63780), (372, 53150), (465, 42520), (600, 32953), (620, 31890), (744, 26575), (775, 25512), (930, 21260), (1063, 18600), (1240, 15945), (1550, 12756), (1860, 10630), (2126, 9300), (2325, 8504), (3100, 6378), (3189, 6200), (3720, 5315), (4252, 4650)]