65571240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{311}}^1$

素因数の和:583

約数の個数: 128

約数和(自身を含む): 226437120

約数和(自身を除く): 160865880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 251, 280, 311, 420, 502, 622, 753, 840, 933, 1004, 1244, 1255, 1506, 1555, 1757, 1866, 2008, 2177, 2488, 2510, 3012, 3110, 3514, 3732, 3765, 4354, 4665, 5020, 5271, 6024, 6220, 6531, 7028, 7464, 7530, 8708, 8785, 9330, 10040, 10542, 10885, 12440, 13062, 14056, 15060, 17416, 17570, 18660, 21084, 21770, 26124, 26355, 30120, 32655, 35140, 37320, 42168, 43540, 52248, 52710, 65310, 70280, 78061, 87080, 105420, 130620, 156122, 210840, 234183, 261240, 312244, 390305, 468366, 546427, 624488, 780610, 936732, 1092854, 1170915, 1561220, 1639281, 1873464, 2185708, 2341830, 2732135, 3122440, 3278562, 4371416, 4683660, 5464270, 6557124, 8196405, 9367320, 10928540, 13114248, 16392810, 21857080, 32785620, 65571240]

約数ペア:

[(1, 65571240), (2, 32785620), (3, 21857080), (4, 16392810), (5, 13114248), (6, 10928540), (7, 9367320), (8, 8196405), (10, 6557124), (12, 5464270), (14, 4683660), (15, 4371416), (20, 3278562), (21, 3122440), (24, 2732135), (28, 2341830), (30, 2185708), (35, 1873464), (40, 1639281), (42, 1561220), (56, 1170915), (60, 1092854), (70, 936732), (84, 780610), (105, 624488), (120, 546427), (140, 468366), (168, 390305), (210, 312244), (251, 261240), (280, 234183), (311, 210840), (420, 156122), (502, 130620), (622, 105420), (753, 87080), (840, 78061), (933, 70280), (1004, 65310), (1244, 52710), (1255, 52248), (1506, 43540), (1555, 42168), (1757, 37320), (1866, 35140), (2008, 32655), (2177, 30120), (2488, 26355), (2510, 26124), (3012, 21770), (3110, 21084), (3514, 18660), (3732, 17570), (3765, 17416), (4354, 15060), (4665, 14056), (5020, 13062), (5271, 12440), (6024, 10885), (6220, 10542), (6531, 10040), (7028, 9330), (7464, 8785), (7530, 8708)]