128787984

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{773}}^1$

素因数の和:889

約数の個数: 120

約数和(自身を含む): 393021720

約数和(自身を除く): 264233736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 89, 104, 117, 144, 156, 178, 208, 234, 267, 312, 356, 468, 534, 624, 712, 773, 801, 936, 1068, 1157, 1424, 1546, 1602, 1872, 2136, 2314, 2319, 3092, 3204, 3471, 4272, 4628, 4638, 6184, 6408, 6942, 6957, 9256, 9276, 10049, 10413, 12368, 12816, 13884, 13914, 18512, 18552, 20098, 20826, 27768, 27828, 30147, 37104, 40196, 41652, 55536, 55656, 60294, 68797, 80392, 83304, 90441, 111312, 120588, 137594, 160784, 166608, 180882, 206391, 241176, 275188, 361764, 412782, 482352, 550376, 619173, 723528, 825564, 894361, 1100752, 1238346, 1447056, 1651128, 1788722, 2476692, 2683083, 3302256, 3577444, 4953384, 5366166, 7154888, 8049249, 9906768, 10732332, 14309776, 16098498, 21464664, 32196996, 42929328, 64393992, 128787984]

約数ペア:

[(1, 128787984), (2, 64393992), (3, 42929328), (4, 32196996), (6, 21464664), (8, 16098498), (9, 14309776), (12, 10732332), (13, 9906768), (16, 8049249), (18, 7154888), (24, 5366166), (26, 4953384), (36, 3577444), (39, 3302256), (48, 2683083), (52, 2476692), (72, 1788722), (78, 1651128), (89, 1447056), (104, 1238346), (117, 1100752), (144, 894361), (156, 825564), (178, 723528), (208, 619173), (234, 550376), (267, 482352), (312, 412782), (356, 361764), (468, 275188), (534, 241176), (624, 206391), (712, 180882), (773, 166608), (801, 160784), (936, 137594), (1068, 120588), (1157, 111312), (1424, 90441), (1546, 83304), (1602, 80392), (1872, 68797), (2136, 60294), (2314, 55656), (2319, 55536), (3092, 41652), (3204, 40196), (3471, 37104), (4272, 30147), (4628, 27828), (4638, 27768), (6184, 20826), (6408, 20098), (6942, 18552), (6957, 18512), (9256, 13914), (9276, 13884), (10049, 12816), (10413, 12368)]