128220792

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{9661}}^1$

素因数の和:9756

約数の個数: 64

約数和(自身を含む): 371020800

約数和(自身を除く): 242800008

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 79, 84, 158, 168, 237, 316, 474, 553, 632, 948, 1106, 1659, 1896, 2212, 3318, 4424, 6636, 9661, 13272, 19322, 28983, 38644, 57966, 67627, 77288, 115932, 135254, 202881, 231864, 270508, 405762, 541016, 763219, 811524, 1526438, 1623048, 2289657, 3052876, 4579314, 5342533, 6105752, 9158628, 10685066, 16027599, 18317256, 21370132, 32055198, 42740264, 64110396, 128220792]

約数ペア:

[(1, 128220792), (2, 64110396), (3, 42740264), (4, 32055198), (6, 21370132), (7, 18317256), (8, 16027599), (12, 10685066), (14, 9158628), (21, 6105752), (24, 5342533), (28, 4579314), (42, 3052876), (56, 2289657), (79, 1623048), (84, 1526438), (158, 811524), (168, 763219), (237, 541016), (316, 405762), (474, 270508), (553, 231864), (632, 202881), (948, 135254), (1106, 115932), (1659, 77288), (1896, 67627), (2212, 57966), (3318, 38644), (4424, 28983), (6636, 19322), (9661, 13272)]