31823280

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{1637}}^1$

素因数の和:1665

約数の個数: 120

約数和(自身を含む): 110899152

約数和(自身を除く): 79075872

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, 972, 1080, 1215, 1296, 1620, 1637, 1944, 2160, 2430, 3240, 3274, 3888, 4860, 4911, 6480, 6548, 8185, 9720, 9822, 13096, 14733, 16370, 19440, 19644, 24555, 26192, 29466, 32740, 39288, 44199, 49110, 58932, 65480, 73665, 78576, 88398, 98220, 117864, 130960, 132597, 147330, 176796, 196440, 220995, 235728, 265194, 294660, 353592, 392880, 397791, 441990, 530388, 589320, 662985, 707184, 795582, 883980, 1060776, 1178640, 1325970, 1591164, 1767960, 1988955, 2121552, 2651940, 3182328, 3535920, 3977910, 5303880, 6364656, 7955820, 10607760, 15911640, 31823280]

約数ペア:

[(1, 31823280), (2, 15911640), (3, 10607760), (4, 7955820), (5, 6364656), (6, 5303880), (8, 3977910), (9, 3535920), (10, 3182328), (12, 2651940), (15, 2121552), (16, 1988955), (18, 1767960), (20, 1591164), (24, 1325970), (27, 1178640), (30, 1060776), (36, 883980), (40, 795582), (45, 707184), (48, 662985), (54, 589320), (60, 530388), (72, 441990), (80, 397791), (81, 392880), (90, 353592), (108, 294660), (120, 265194), (135, 235728), (144, 220995), (162, 196440), (180, 176796), (216, 147330), (240, 132597), (243, 130960), (270, 117864), (324, 98220), (360, 88398), (405, 78576), (432, 73665), (486, 65480), (540, 58932), (648, 49110), (720, 44199), (810, 39288), (972, 32740), (1080, 29466), (1215, 26192), (1296, 24555), (1620, 19644), (1637, 19440), (1944, 16370), (2160, 14733), (2430, 13096), (3240, 9822), (3274, 9720), (3888, 8185), (4860, 6548), (4911, 6480)]