128478810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{70207}}^1$

素因数の和:70278

約数の個数: 32

約数和(自身を含む): 313408512

約数和(自身を除く): 184929702

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 70207, 140414, 210621, 351035, 421242, 702070, 1053105, 2106210, 4282627, 8565254, 12847881, 21413135, 25695762, 42826270, 64239405, 128478810]

約数ペア:

[(1, 128478810), (2, 64239405), (3, 42826270), (5, 25695762), (6, 21413135), (10, 12847881), (15, 8565254), (30, 4282627), (61, 2106210), (122, 1053105), (183, 702070), (305, 421242), (366, 351035), (610, 210621), (915, 140414), (1830, 70207)]