16660080

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{857}}^1$

素因数の和:885

約数の個数: 120

約数和(自身を含む): 58090032

約数和(自身を除く): 41429952

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 857, 972, 1080, 1215, 1296, 1620, 1714, 1944, 2160, 2430, 2571, 3240, 3428, 3888, 4285, 4860, 5142, 6480, 6856, 7713, 8570, 9720, 10284, 12855, 13712, 15426, 17140, 19440, 20568, 23139, 25710, 30852, 34280, 38565, 41136, 46278, 51420, 61704, 68560, 69417, 77130, 92556, 102840, 115695, 123408, 138834, 154260, 185112, 205680, 208251, 231390, 277668, 308520, 347085, 370224, 416502, 462780, 555336, 617040, 694170, 833004, 925560, 1041255, 1110672, 1388340, 1666008, 1851120, 2082510, 2776680, 3332016, 4165020, 5553360, 8330040, 16660080]

約数ペア:

[(1, 16660080), (2, 8330040), (3, 5553360), (4, 4165020), (5, 3332016), (6, 2776680), (8, 2082510), (9, 1851120), (10, 1666008), (12, 1388340), (15, 1110672), (16, 1041255), (18, 925560), (20, 833004), (24, 694170), (27, 617040), (30, 555336), (36, 462780), (40, 416502), (45, 370224), (48, 347085), (54, 308520), (60, 277668), (72, 231390), (80, 208251), (81, 205680), (90, 185112), (108, 154260), (120, 138834), (135, 123408), (144, 115695), (162, 102840), (180, 92556), (216, 77130), (240, 69417), (243, 68560), (270, 61704), (324, 51420), (360, 46278), (405, 41136), (432, 38565), (486, 34280), (540, 30852), (648, 25710), (720, 23139), (810, 20568), (857, 19440), (972, 17140), (1080, 15426), (1215, 13712), (1296, 12855), (1620, 10284), (1714, 9720), (1944, 8570), (2160, 7713), (2430, 6856), (2571, 6480), (3240, 5142), (3428, 4860), (3888, 4285)]