66640320

素因数分解:

$2^6\times 3^5\times 5^1\times {\mathrm{857}}^1$

素因数の和:889

約数の個数: 168

約数和(自身を含む): 237981744

約数和(自身を除く): 171341424

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, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 243, 270, 288, 320, 324, 360, 405, 432, 480, 486, 540, 576, 648, 720, 810, 857, 864, 960, 972, 1080, 1215, 1296, 1440, 1620, 1714, 1728, 1944, 2160, 2430, 2571, 2592, 2880, 3240, 3428, 3888, 4285, 4320, 4860, 5142, 5184, 6480, 6856, 7713, 7776, 8570, 8640, 9720, 10284, 12855, 12960, 13712, 15426, 15552, 17140, 19440, 20568, 23139, 25710, 25920, 27424, 30852, 34280, 38565, 38880, 41136, 46278, 51420, 54848, 61704, 68560, 69417, 77130, 77760, 82272, 92556, 102840, 115695, 123408, 137120, 138834, 154260, 164544, 185112, 205680, 208251, 231390, 246816, 274240, 277668, 308520, 347085, 370224, 411360, 416502, 462780, 493632, 555336, 617040, 694170, 740448, 822720, 833004, 925560, 1041255, 1110672, 1234080, 1388340, 1480896, 1666008, 1851120, 2082510, 2221344, 2468160, 2776680, 3332016, 3702240, 4165020, 4442688, 5553360, 6664032, 7404480, 8330040, 11106720, 13328064, 16660080, 22213440, 33320160, 66640320]

約数ペア:

[(1, 66640320), (2, 33320160), (3, 22213440), (4, 16660080), (5, 13328064), (6, 11106720), (8, 8330040), (9, 7404480), (10, 6664032), (12, 5553360), (15, 4442688), (16, 4165020), (18, 3702240), (20, 3332016), (24, 2776680), (27, 2468160), (30, 2221344), (32, 2082510), (36, 1851120), (40, 1666008), (45, 1480896), (48, 1388340), (54, 1234080), (60, 1110672), (64, 1041255), (72, 925560), (80, 833004), (81, 822720), (90, 740448), (96, 694170), (108, 617040), (120, 555336), (135, 493632), (144, 462780), (160, 416502), (162, 411360), (180, 370224), (192, 347085), (216, 308520), (240, 277668), (243, 274240), (270, 246816), (288, 231390), (320, 208251), (324, 205680), (360, 185112), (405, 164544), (432, 154260), (480, 138834), (486, 137120), (540, 123408), (576, 115695), (648, 102840), (720, 92556), (810, 82272), (857, 77760), (864, 77130), (960, 69417), (972, 68560), (1080, 61704), (1215, 54848), (1296, 51420), (1440, 46278), (1620, 41136), (1714, 38880), (1728, 38565), (1944, 34280), (2160, 30852), (2430, 27424), (2571, 25920), (2592, 25710), (2880, 23139), (3240, 20568), (3428, 19440), (3888, 17140), (4285, 15552), (4320, 15426), (4860, 13712), (5142, 12960), (5184, 12855), (6480, 10284), (6856, 9720), (7713, 8640), (7776, 8570)]