1980873360

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{439}}^1\times {\mathrm{2089}}^1$

素因数の和:2550

約数の個数: 160

約数和(自身を含む): 6841824000

約数和(自身を除く): 4860950640

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, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 439, 540, 720, 878, 1080, 1317, 1756, 2089, 2160, 2195, 2634, 3512, 3951, 4178, 4390, 5268, 6267, 6585, 7024, 7902, 8356, 8780, 10445, 10536, 11853, 12534, 13170, 15804, 16712, 17560, 18801, 19755, 20890, 21072, 23706, 25068, 26340, 31335, 31608, 33424, 35120, 37602, 39510, 41780, 47412, 50136, 52680, 56403, 59265, 62670, 63216, 75204, 79020, 83560, 94005, 94824, 100272, 105360, 112806, 118530, 125340, 150408, 158040, 167120, 188010, 189648, 225612, 237060, 250680, 282015, 300816, 316080, 376020, 451224, 474120, 501360, 564030, 752040, 902448, 917071, 948240, 1128060, 1504080, 1834142, 2256120, 2751213, 3668284, 4512240, 4585355, 5502426, 7336568, 8253639, 9170710, 11004852, 13756065, 14673136, 16507278, 18341420, 22009704, 24760917, 27512130, 33014556, 36682840, 41268195, 44019408, 49521834, 55024260, 66029112, 73365680, 82536390, 99043668, 110048520, 123804585, 132058224, 165072780, 198087336, 220097040, 247609170, 330145560, 396174672, 495218340, 660291120, 990436680, 1980873360]

約数ペア:

[(1, 1980873360), (2, 990436680), (3, 660291120), (4, 495218340), (5, 396174672), (6, 330145560), (8, 247609170), (9, 220097040), (10, 198087336), (12, 165072780), (15, 132058224), (16, 123804585), (18, 110048520), (20, 99043668), (24, 82536390), (27, 73365680), (30, 66029112), (36, 55024260), (40, 49521834), (45, 44019408), (48, 41268195), (54, 36682840), (60, 33014556), (72, 27512130), (80, 24760917), (90, 22009704), (108, 18341420), (120, 16507278), (135, 14673136), (144, 13756065), (180, 11004852), (216, 9170710), (240, 8253639), (270, 7336568), (360, 5502426), (432, 4585355), (439, 4512240), (540, 3668284), (720, 2751213), (878, 2256120), (1080, 1834142), (1317, 1504080), (1756, 1128060), (2089, 948240), (2160, 917071), (2195, 902448), (2634, 752040), (3512, 564030), (3951, 501360), (4178, 474120), (4390, 451224), (5268, 376020), (6267, 316080), (6585, 300816), (7024, 282015), (7902, 250680), (8356, 237060), (8780, 225612), (10445, 189648), (10536, 188010), (11853, 167120), (12534, 158040), (13170, 150408), (15804, 125340), (16712, 118530), (17560, 112806), (18801, 105360), (19755, 100272), (20890, 94824), (21072, 94005), (23706, 83560), (25068, 79020), (26340, 75204), (31335, 63216), (31608, 62670), (33424, 59265), (35120, 56403), (37602, 52680), (39510, 50136), (41780, 47412)]