128029552

素因数分解:

$2^4\times 7^3\times {\mathrm{41}}^1\times {\mathrm{569}}^1$

素因数の和:639

約数の個数: 80

約数和(自身を含む): 296856000

約数和(自身を除く): 168826448

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 49, 56, 82, 98, 112, 164, 196, 287, 328, 343, 392, 569, 574, 656, 686, 784, 1138, 1148, 1372, 2009, 2276, 2296, 2744, 3983, 4018, 4552, 4592, 5488, 7966, 8036, 9104, 14063, 15932, 16072, 23329, 27881, 28126, 31864, 32144, 46658, 55762, 56252, 63728, 93316, 111524, 112504, 163303, 186632, 195167, 223048, 225008, 326606, 373264, 390334, 446096, 653212, 780668, 1143121, 1306424, 1561336, 2286242, 2612848, 3122672, 4572484, 8001847, 9144968, 16003694, 18289936, 32007388, 64014776, 128029552]

約数ペア:

[(1, 128029552), (2, 64014776), (4, 32007388), (7, 18289936), (8, 16003694), (14, 9144968), (16, 8001847), (28, 4572484), (41, 3122672), (49, 2612848), (56, 2286242), (82, 1561336), (98, 1306424), (112, 1143121), (164, 780668), (196, 653212), (287, 446096), (328, 390334), (343, 373264), (392, 326606), (569, 225008), (574, 223048), (656, 195167), (686, 186632), (784, 163303), (1138, 112504), (1148, 111524), (1372, 93316), (2009, 63728), (2276, 56252), (2296, 55762), (2744, 46658), (3983, 32144), (4018, 31864), (4552, 28126), (4592, 27881), (5488, 23329), (7966, 16072), (8036, 15932), (9104, 14063)]