16290720

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{419}}^1$

素因数の和:449

約数の個数: 144

約数和(自身を含む): 57788640

約数和(自身を除く): 41497920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 419, 432, 480, 486, 540, 648, 720, 810, 838, 864, 972, 1080, 1215, 1257, 1296, 1440, 1620, 1676, 1944, 2095, 2160, 2430, 2514, 2592, 3240, 3352, 3771, 3888, 4190, 4320, 4860, 5028, 6285, 6480, 6704, 7542, 7776, 8380, 9720, 10056, 11313, 12570, 12960, 13408, 15084, 16760, 18855, 19440, 20112, 22626, 25140, 30168, 33520, 33939, 37710, 38880, 40224, 45252, 50280, 56565, 60336, 67040, 67878, 75420, 90504, 100560, 101817, 113130, 120672, 135756, 150840, 169695, 181008, 201120, 203634, 226260, 271512, 301680, 339390, 362016, 407268, 452520, 509085, 543024, 603360, 678780, 814536, 905040, 1018170, 1086048, 1357560, 1629072, 1810080, 2036340, 2715120, 3258144, 4072680, 5430240, 8145360, 16290720]

約数ペア:

[(1, 16290720), (2, 8145360), (3, 5430240), (4, 4072680), (5, 3258144), (6, 2715120), (8, 2036340), (9, 1810080), (10, 1629072), (12, 1357560), (15, 1086048), (16, 1018170), (18, 905040), (20, 814536), (24, 678780), (27, 603360), (30, 543024), (32, 509085), (36, 452520), (40, 407268), (45, 362016), (48, 339390), (54, 301680), (60, 271512), (72, 226260), (80, 203634), (81, 201120), (90, 181008), (96, 169695), (108, 150840), (120, 135756), (135, 120672), (144, 113130), (160, 101817), (162, 100560), (180, 90504), (216, 75420), (240, 67878), (243, 67040), (270, 60336), (288, 56565), (324, 50280), (360, 45252), (405, 40224), (419, 38880), (432, 37710), (480, 33939), (486, 33520), (540, 30168), (648, 25140), (720, 22626), (810, 20112), (838, 19440), (864, 18855), (972, 16760), (1080, 15084), (1215, 13408), (1257, 12960), (1296, 12570), (1440, 11313), (1620, 10056), (1676, 9720), (1944, 8380), (2095, 7776), (2160, 7542), (2430, 6704), (2514, 6480), (2592, 6285), (3240, 5028), (3352, 4860), (3771, 4320), (3888, 4190)]