128439352

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 263839680

約数和(自身を除く): 135400328

約数列:

[1, 2, 4, 8, 17, 34, 53, 68, 103, 106, 136, 173, 206, 212, 346, 412, 424, 692, 824, 901, 1384, 1751, 1802, 2941, 3502, 3604, 5459, 5882, 7004, 7208, 9169, 10918, 11764, 14008, 17819, 18338, 21836, 23528, 35638, 36676, 43672, 71276, 73352, 92803, 142552, 155873, 185606, 302923, 311746, 371212, 605846, 623492, 742424, 944407, 1211692, 1246984, 1888814, 2423384, 3777628, 7555256, 16054919, 32109838, 64219676, 128439352]

約数ペア:

[(1, 128439352), (2, 64219676), (4, 32109838), (8, 16054919), (17, 7555256), (34, 3777628), (53, 2423384), (68, 1888814), (103, 1246984), (106, 1211692), (136, 944407), (173, 742424), (206, 623492), (212, 605846), (346, 371212), (412, 311746), (424, 302923), (692, 185606), (824, 155873), (901, 142552), (1384, 92803), (1751, 73352), (1802, 71276), (2941, 43672), (3502, 36676), (3604, 35638), (5459, 23528), (5882, 21836), (7004, 18338), (7208, 17819), (9169, 14008), (10918, 11764)]