717750720

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{27691}}^1$

素因数の和:27720

約数の個数: 140

約数和(自身を含む): 2553257784

約数和(自身を除く): 1835507064

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, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8640, 12960, 25920, 27691, 55382, 83073, 110764, 138455, 166146, 221528, 249219, 276910, 332292, 415365, 443056, 498438, 553820, 664584, 747657, 830730, 886112, 996876, 1107640, 1246095, 1329168, 1495314, 1661460, 1772224, 1993752, 2215280, 2242971, 2492190, 2658336, 2990628, 3322920, 3738285, 3987504, 4430560, 4485942, 4984380, 5316672, 5981256, 6645840, 7476570, 7975008, 8861120, 8971884, 9968760, 11214855, 11962512, 13291680, 14953140, 15950016, 17943768, 19937520, 22429710, 23925024, 26583360, 29906280, 35887536, 39875040, 44859420, 47850048, 59812560, 71775072, 79750080, 89718840, 119625120, 143550144, 179437680, 239250240, 358875360, 717750720]

約数ペア:

[(1, 717750720), (2, 358875360), (3, 239250240), (4, 179437680), (5, 143550144), (6, 119625120), (8, 89718840), (9, 79750080), (10, 71775072), (12, 59812560), (15, 47850048), (16, 44859420), (18, 39875040), (20, 35887536), (24, 29906280), (27, 26583360), (30, 23925024), (32, 22429710), (36, 19937520), (40, 17943768), (45, 15950016), (48, 14953140), (54, 13291680), (60, 11962512), (64, 11214855), (72, 9968760), (80, 8971884), (81, 8861120), (90, 7975008), (96, 7476570), (108, 6645840), (120, 5981256), (135, 5316672), (144, 4984380), (160, 4485942), (162, 4430560), (180, 3987504), (192, 3738285), (216, 3322920), (240, 2990628), (270, 2658336), (288, 2492190), (320, 2242971), (324, 2215280), (360, 1993752), (405, 1772224), (432, 1661460), (480, 1495314), (540, 1329168), (576, 1246095), (648, 1107640), (720, 996876), (810, 886112), (864, 830730), (960, 747657), (1080, 664584), (1296, 553820), (1440, 498438), (1620, 443056), (1728, 415365), (2160, 332292), (2592, 276910), (2880, 249219), (3240, 221528), (4320, 166146), (5184, 138455), (6480, 110764), (8640, 83073), (12960, 55382), (25920, 27691)]