49980240

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{857}}^1$

素因数の和:888

約数の個数: 140

約数和(自身を含む): 174429684

約数和(自身を除く): 124449444

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, 729, 810, 857, 972, 1080, 1215, 1296, 1458, 1620, 1714, 1944, 2160, 2430, 2571, 2916, 3240, 3428, 3645, 3888, 4285, 4860, 5142, 5832, 6480, 6856, 7290, 7713, 8570, 9720, 10284, 11664, 12855, 13712, 14580, 15426, 17140, 19440, 20568, 23139, 25710, 29160, 30852, 34280, 38565, 41136, 46278, 51420, 58320, 61704, 68560, 69417, 77130, 92556, 102840, 115695, 123408, 138834, 154260, 185112, 205680, 208251, 231390, 277668, 308520, 347085, 370224, 416502, 462780, 555336, 617040, 624753, 694170, 833004, 925560, 1041255, 1110672, 1249506, 1388340, 1666008, 1851120, 2082510, 2499012, 2776680, 3123765, 3332016, 4165020, 4998024, 5553360, 6247530, 8330040, 9996048, 12495060, 16660080, 24990120, 49980240]

約数ペア:

[(1, 49980240), (2, 24990120), (3, 16660080), (4, 12495060), (5, 9996048), (6, 8330040), (8, 6247530), (9, 5553360), (10, 4998024), (12, 4165020), (15, 3332016), (16, 3123765), (18, 2776680), (20, 2499012), (24, 2082510), (27, 1851120), (30, 1666008), (36, 1388340), (40, 1249506), (45, 1110672), (48, 1041255), (54, 925560), (60, 833004), (72, 694170), (80, 624753), (81, 617040), (90, 555336), (108, 462780), (120, 416502), (135, 370224), (144, 347085), (162, 308520), (180, 277668), (216, 231390), (240, 208251), (243, 205680), (270, 185112), (324, 154260), (360, 138834), (405, 123408), (432, 115695), (486, 102840), (540, 92556), (648, 77130), (720, 69417), (729, 68560), (810, 61704), (857, 58320), (972, 51420), (1080, 46278), (1215, 41136), (1296, 38565), (1458, 34280), (1620, 30852), (1714, 29160), (1944, 25710), (2160, 23139), (2430, 20568), (2571, 19440), (2916, 17140), (3240, 15426), (3428, 14580), (3645, 13712), (3888, 12855), (4285, 11664), (4860, 10284), (5142, 9720), (5832, 8570), (6480, 7713), (6856, 7290)]