620226720

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{47857}}^1$

素因数の和:47884

約数の個数: 120

約数和(自身を含む): 2188929204

約数和(自身を除く): 1568702484

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, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 47857, 95714, 143571, 191428, 239285, 287142, 382856, 430713, 478570, 574284, 717855, 765712, 861426, 957140, 1148568, 1292139, 1435710, 1531424, 1722852, 1914280, 2153565, 2297136, 2584278, 2871420, 3445704, 3828560, 3876417, 4307130, 4594272, 5168556, 5742840, 6460695, 6891408, 7657120, 7752834, 8614260, 10337112, 11485680, 12921390, 13782816, 15505668, 17228520, 19382085, 20674224, 22971360, 25842780, 31011336, 34457040, 38764170, 41348448, 51685560, 62022672, 68914080, 77528340, 103371120, 124045344, 155056680, 206742240, 310113360, 620226720]

約数ペア:

[(1, 620226720), (2, 310113360), (3, 206742240), (4, 155056680), (5, 124045344), (6, 103371120), (8, 77528340), (9, 68914080), (10, 62022672), (12, 51685560), (15, 41348448), (16, 38764170), (18, 34457040), (20, 31011336), (24, 25842780), (27, 22971360), (30, 20674224), (32, 19382085), (36, 17228520), (40, 15505668), (45, 13782816), (48, 12921390), (54, 11485680), (60, 10337112), (72, 8614260), (80, 7752834), (81, 7657120), (90, 6891408), (96, 6460695), (108, 5742840), (120, 5168556), (135, 4594272), (144, 4307130), (160, 3876417), (162, 3828560), (180, 3445704), (216, 2871420), (240, 2584278), (270, 2297136), (288, 2153565), (324, 1914280), (360, 1722852), (405, 1531424), (432, 1435710), (480, 1292139), (540, 1148568), (648, 957140), (720, 861426), (810, 765712), (864, 717855), (1080, 574284), (1296, 478570), (1440, 430713), (1620, 382856), (2160, 287142), (2592, 239285), (3240, 191428), (4320, 143571), (6480, 95714), (12960, 47857)]