128878330

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:276

約数の個数: 96

約数和(自身を含む): 288921600

約数和(自身を除く): 160043270

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 109, 127, 133, 190, 218, 245, 254, 266, 490, 545, 635, 665, 763, 889, 931, 1090, 1270, 1330, 1526, 1778, 1862, 2071, 2413, 3815, 4142, 4445, 4655, 4826, 5341, 6223, 7630, 8890, 9310, 10355, 10682, 12065, 12446, 13843, 14497, 16891, 20710, 24130, 26705, 27686, 28994, 31115, 33782, 53410, 62230, 69215, 72485, 84455, 96901, 101479, 118237, 138430, 144970, 168910, 193802, 202958, 236474, 263017, 484505, 507395, 526034, 591185, 678307, 969010, 1014790, 1182370, 1315085, 1356614, 1841119, 2630170, 3391535, 3682238, 6783070, 9205595, 12887833, 18411190, 25775666, 64439165, 128878330]

約数ペア:

[(1, 128878330), (2, 64439165), (5, 25775666), (7, 18411190), (10, 12887833), (14, 9205595), (19, 6783070), (35, 3682238), (38, 3391535), (49, 2630170), (70, 1841119), (95, 1356614), (98, 1315085), (109, 1182370), (127, 1014790), (133, 969010), (190, 678307), (218, 591185), (245, 526034), (254, 507395), (266, 484505), (490, 263017), (545, 236474), (635, 202958), (665, 193802), (763, 168910), (889, 144970), (931, 138430), (1090, 118237), (1270, 101479), (1330, 96901), (1526, 84455), (1778, 72485), (1862, 69215), (2071, 62230), (2413, 53410), (3815, 33782), (4142, 31115), (4445, 28994), (4655, 27686), (4826, 26705), (5341, 24130), (6223, 20710), (7630, 16891), (8890, 14497), (9310, 13843), (10355, 12446), (10682, 12065)]