128295810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{23369}}^1$

素因数の和:23443

約数の個数: 48

約数和(自身を含む): 339051960

約数和(自身を除く): 210756150

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1830, 2745, 5490, 23369, 46738, 70107, 116845, 140214, 210321, 233690, 350535, 420642, 701070, 1051605, 1425509, 2103210, 2851018, 4276527, 7127545, 8553054, 12829581, 14255090, 21382635, 25659162, 42765270, 64147905, 128295810]

約数ペア:

[(1, 128295810), (2, 64147905), (3, 42765270), (5, 25659162), (6, 21382635), (9, 14255090), (10, 12829581), (15, 8553054), (18, 7127545), (30, 4276527), (45, 2851018), (61, 2103210), (90, 1425509), (122, 1051605), (183, 701070), (305, 420642), (366, 350535), (549, 233690), (610, 210321), (915, 140214), (1098, 116845), (1830, 70107), (2745, 46738), (5490, 23369)]