51441120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:417

約数の個数: 144

約数和(自身を含む): 177493680

約数和(自身を除く): 126052560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 139, 144, 160, 180, 240, 257, 278, 288, 360, 417, 480, 514, 556, 695, 720, 771, 834, 1028, 1112, 1251, 1285, 1390, 1440, 1542, 1668, 2056, 2085, 2224, 2313, 2502, 2570, 2780, 3084, 3336, 3855, 4112, 4170, 4448, 4626, 5004, 5140, 5560, 6168, 6255, 6672, 7710, 8224, 8340, 9252, 10008, 10280, 11120, 11565, 12336, 12510, 13344, 15420, 16680, 18504, 20016, 20560, 22240, 23130, 24672, 25020, 30840, 33360, 35723, 37008, 40032, 41120, 46260, 50040, 61680, 66720, 71446, 74016, 92520, 100080, 107169, 123360, 142892, 178615, 185040, 200160, 214338, 285784, 321507, 357230, 370080, 428676, 535845, 571568, 643014, 714460, 857352, 1071690, 1143136, 1286028, 1428920, 1607535, 1714704, 2143380, 2572056, 2857840, 3215070, 3429408, 4286760, 5144112, 5715680, 6430140, 8573520, 10288224, 12860280, 17147040, 25720560, 51441120]

約数ペア:

[(1, 51441120), (2, 25720560), (3, 17147040), (4, 12860280), (5, 10288224), (6, 8573520), (8, 6430140), (9, 5715680), (10, 5144112), (12, 4286760), (15, 3429408), (16, 3215070), (18, 2857840), (20, 2572056), (24, 2143380), (30, 1714704), (32, 1607535), (36, 1428920), (40, 1286028), (45, 1143136), (48, 1071690), (60, 857352), (72, 714460), (80, 643014), (90, 571568), (96, 535845), (120, 428676), (139, 370080), (144, 357230), (160, 321507), (180, 285784), (240, 214338), (257, 200160), (278, 185040), (288, 178615), (360, 142892), (417, 123360), (480, 107169), (514, 100080), (556, 92520), (695, 74016), (720, 71446), (771, 66720), (834, 61680), (1028, 50040), (1112, 46260), (1251, 41120), (1285, 40032), (1390, 37008), (1440, 35723), (1542, 33360), (1668, 30840), (2056, 25020), (2085, 24672), (2224, 23130), (2313, 22240), (2502, 20560), (2570, 20016), (2780, 18504), (3084, 16680), (3336, 15420), (3855, 13344), (4112, 12510), (4170, 12336), (4448, 11565), (4626, 11120), (5004, 10280), (5140, 10008), (5560, 9252), (6168, 8340), (6255, 8224), (6672, 7710)]