210822255

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{4157}}^1$

素因数の和:4205

約数の個数: 72

約数和(自身を含む): 443675232

約数和(自身を除く): 232852977

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 49, 63, 69, 105, 115, 147, 161, 207, 245, 315, 345, 441, 483, 735, 805, 1035, 1127, 1449, 2205, 2415, 3381, 4157, 5635, 7245, 10143, 12471, 16905, 20785, 29099, 37413, 50715, 62355, 87297, 95611, 145495, 187065, 203693, 261891, 286833, 436485, 478055, 611079, 669277, 860499, 1018465, 1309455, 1434165, 1833237, 2007831, 3055395, 3346385, 4302495, 4684939, 6023493, 9166185, 10039155, 14054817, 23424695, 30117465, 42164451, 70274085, 210822255]

約数ペア:

[(1, 210822255), (3, 70274085), (5, 42164451), (7, 30117465), (9, 23424695), (15, 14054817), (21, 10039155), (23, 9166185), (35, 6023493), (45, 4684939), (49, 4302495), (63, 3346385), (69, 3055395), (105, 2007831), (115, 1833237), (147, 1434165), (161, 1309455), (207, 1018465), (245, 860499), (315, 669277), (345, 611079), (441, 478055), (483, 436485), (735, 286833), (805, 261891), (1035, 203693), (1127, 187065), (1449, 145495), (2205, 95611), (2415, 87297), (3381, 62355), (4157, 50715), (5635, 37413), (7245, 29099), (10143, 20785), (12471, 16905)]