255915720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{8171}}^1$

素因数の和:8220

約数の個数: 128

約数和(自身を含む): 882576000

約数和(自身を除く): 626660280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 36, 40, 45, 54, 58, 60, 72, 87, 90, 108, 116, 120, 135, 145, 174, 180, 216, 232, 261, 270, 290, 348, 360, 435, 522, 540, 580, 696, 783, 870, 1044, 1080, 1160, 1305, 1566, 1740, 2088, 2610, 3132, 3480, 3915, 5220, 6264, 7830, 8171, 10440, 15660, 16342, 24513, 31320, 32684, 40855, 49026, 65368, 73539, 81710, 98052, 122565, 147078, 163420, 196104, 220617, 236959, 245130, 294156, 326840, 367695, 441234, 473918, 490260, 588312, 710877, 735390, 882468, 947836, 980520, 1103085, 1184795, 1421754, 1470780, 1764936, 1895672, 2132631, 2206170, 2369590, 2843508, 2941560, 3554385, 4265262, 4412340, 4739180, 5687016, 6397893, 7108770, 8530524, 8824680, 9478360, 10663155, 12795786, 14217540, 17061048, 21326310, 25591572, 28435080, 31989465, 42652620, 51183144, 63978930, 85305240, 127957860, 255915720]

約数ペア:

[(1, 255915720), (2, 127957860), (3, 85305240), (4, 63978930), (5, 51183144), (6, 42652620), (8, 31989465), (9, 28435080), (10, 25591572), (12, 21326310), (15, 17061048), (18, 14217540), (20, 12795786), (24, 10663155), (27, 9478360), (29, 8824680), (30, 8530524), (36, 7108770), (40, 6397893), (45, 5687016), (54, 4739180), (58, 4412340), (60, 4265262), (72, 3554385), (87, 2941560), (90, 2843508), (108, 2369590), (116, 2206170), (120, 2132631), (135, 1895672), (145, 1764936), (174, 1470780), (180, 1421754), (216, 1184795), (232, 1103085), (261, 980520), (270, 947836), (290, 882468), (348, 735390), (360, 710877), (435, 588312), (522, 490260), (540, 473918), (580, 441234), (696, 367695), (783, 326840), (870, 294156), (1044, 245130), (1080, 236959), (1160, 220617), (1305, 196104), (1566, 163420), (1740, 147078), (2088, 122565), (2610, 98052), (3132, 81710), (3480, 73539), (3915, 65368), (5220, 49026), (6264, 40855), (7830, 32684), (8171, 31320), (10440, 24513), (15660, 16342)]