128079224

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:253

約数の個数: 128

約数和(自身を含む): 319334400

約数和(自身を除く): 191255176

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 52, 56, 68, 79, 91, 104, 119, 131, 136, 158, 182, 221, 238, 262, 316, 364, 442, 476, 524, 553, 632, 728, 884, 917, 952, 1027, 1048, 1106, 1343, 1547, 1703, 1768, 1834, 2054, 2212, 2227, 2686, 3094, 3406, 3668, 4108, 4424, 4454, 5372, 6188, 6812, 7189, 7336, 8216, 8908, 9401, 10349, 10744, 11921, 12376, 13624, 14378, 15589, 17459, 17816, 18802, 20698, 23842, 28756, 28951, 31178, 34918, 37604, 41396, 47684, 57512, 57902, 62356, 69836, 72443, 75208, 82792, 95368, 115804, 122213, 124712, 134537, 139672, 144886, 175933, 202657, 231608, 244426, 269074, 289772, 351866, 405314, 488852, 538148, 579544, 703732, 810628, 941759, 977704, 1076296, 1231531, 1407464, 1621256, 1883518, 2287129, 2463062, 3767036, 4574258, 4926124, 7534072, 9148516, 9852248, 16009903, 18297032, 32019806, 64039612, 128079224]

約数ペア:

[(1, 128079224), (2, 64039612), (4, 32019806), (7, 18297032), (8, 16009903), (13, 9852248), (14, 9148516), (17, 7534072), (26, 4926124), (28, 4574258), (34, 3767036), (52, 2463062), (56, 2287129), (68, 1883518), (79, 1621256), (91, 1407464), (104, 1231531), (119, 1076296), (131, 977704), (136, 941759), (158, 810628), (182, 703732), (221, 579544), (238, 538148), (262, 488852), (316, 405314), (364, 351866), (442, 289772), (476, 269074), (524, 244426), (553, 231608), (632, 202657), (728, 175933), (884, 144886), (917, 139672), (952, 134537), (1027, 124712), (1048, 122213), (1106, 115804), (1343, 95368), (1547, 82792), (1703, 75208), (1768, 72443), (1834, 69836), (2054, 62356), (2212, 57902), (2227, 57512), (2686, 47684), (3094, 41396), (3406, 37604), (3668, 34918), (4108, 31178), (4424, 28951), (4454, 28756), (5372, 23842), (6188, 20698), (6812, 18802), (7189, 17816), (7336, 17459), (8216, 15589), (8908, 14378), (9401, 13624), (10349, 12376), (10744, 11921)]