128695266

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{1847}}^1$

素因数の和:1948

約数の個数: 72

約数和(自身を含む): 328648320

約数和(自身を除く): 199953054

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 79, 98, 126, 147, 158, 237, 294, 441, 474, 553, 711, 882, 1106, 1422, 1659, 1847, 3318, 3694, 3871, 4977, 5541, 7742, 9954, 11082, 11613, 12929, 16623, 23226, 25858, 33246, 34839, 38787, 69678, 77574, 90503, 116361, 145913, 181006, 232722, 271509, 291826, 437739, 543018, 814527, 875478, 1021391, 1313217, 1629054, 2042782, 2626434, 3064173, 6128346, 7149737, 9192519, 14299474, 18385038, 21449211, 42898422, 64347633, 128695266]

約数ペア:

[(1, 128695266), (2, 64347633), (3, 42898422), (6, 21449211), (7, 18385038), (9, 14299474), (14, 9192519), (18, 7149737), (21, 6128346), (42, 3064173), (49, 2626434), (63, 2042782), (79, 1629054), (98, 1313217), (126, 1021391), (147, 875478), (158, 814527), (237, 543018), (294, 437739), (441, 291826), (474, 271509), (553, 232722), (711, 181006), (882, 145913), (1106, 116361), (1422, 90503), (1659, 77574), (1847, 69678), (3318, 38787), (3694, 34839), (3871, 33246), (4977, 25858), (5541, 23226), (7742, 16623), (9954, 12929), (11082, 11613)]