251165880

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{33223}}^1$

素因数の和:33250

約数の個数: 128

約数和(自身を含む): 956851200

約数和(自身を除く): 705685320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 33223, 66446, 99669, 132892, 166115, 199338, 232561, 265784, 299007, 332230, 398676, 465122, 498345, 598014, 664460, 697683, 797352, 897021, 930244, 996690, 1162805, 1196028, 1328920, 1395366, 1495035, 1794042, 1860488, 1993380, 2093049, 2325610, 2392056, 2790732, 2990070, 3488415, 3588084, 3986760, 4186098, 4485105, 4651220, 5581464, 5980140, 6279147, 6976830, 7176168, 8372196, 8970210, 9302440, 10465245, 11960280, 12558294, 13953660, 16744392, 17940420, 20930490, 25116588, 27907320, 31395735, 35880840, 41860980, 50233176, 62791470, 83721960, 125582940, 251165880]

約数ペア:

[(1, 251165880), (2, 125582940), (3, 83721960), (4, 62791470), (5, 50233176), (6, 41860980), (7, 35880840), (8, 31395735), (9, 27907320), (10, 25116588), (12, 20930490), (14, 17940420), (15, 16744392), (18, 13953660), (20, 12558294), (21, 11960280), (24, 10465245), (27, 9302440), (28, 8970210), (30, 8372196), (35, 7176168), (36, 6976830), (40, 6279147), (42, 5980140), (45, 5581464), (54, 4651220), (56, 4485105), (60, 4186098), (63, 3986760), (70, 3588084), (72, 3488415), (84, 2990070), (90, 2790732), (105, 2392056), (108, 2325610), (120, 2093049), (126, 1993380), (135, 1860488), (140, 1794042), (168, 1495035), (180, 1395366), (189, 1328920), (210, 1196028), (216, 1162805), (252, 996690), (270, 930244), (280, 897021), (315, 797352), (360, 697683), (378, 664460), (420, 598014), (504, 498345), (540, 465122), (630, 398676), (756, 332230), (840, 299007), (945, 265784), (1080, 232561), (1260, 199338), (1512, 166115), (1890, 132892), (2520, 99669), (3780, 66446), (7560, 33223)]