128261328

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:261

約数の個数: 160

約数和(自身を含む): 384725376

約数和(自身を除く): 256464048

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 34, 39, 48, 51, 52, 68, 78, 102, 104, 107, 113, 136, 156, 204, 208, 214, 221, 226, 272, 312, 321, 339, 408, 428, 442, 452, 624, 642, 663, 678, 816, 856, 884, 904, 1284, 1326, 1356, 1391, 1469, 1712, 1768, 1808, 1819, 1921, 2568, 2652, 2712, 2782, 2938, 3536, 3638, 3842, 4173, 4407, 5136, 5304, 5424, 5457, 5564, 5763, 5876, 7276, 7684, 8346, 8814, 10608, 10914, 11128, 11526, 11752, 12091, 14552, 15368, 16692, 17628, 21828, 22256, 23052, 23504, 23647, 24182, 24973, 29104, 30736, 33384, 35256, 36273, 43656, 46104, 47294, 48364, 49946, 66768, 70512, 70941, 72546, 74919, 87312, 92208, 94588, 96728, 99892, 141882, 145092, 149838, 157183, 189176, 193456, 199784, 205547, 283764, 290184, 299676, 314366, 378352, 399568, 411094, 471549, 567528, 580368, 599352, 616641, 628732, 822188, 943098, 1135056, 1198704, 1233282, 1257464, 1644376, 1886196, 2466564, 2514928, 2672111, 3288752, 3772392, 4933128, 5344222, 7544784, 8016333, 9866256, 10688444, 16032666, 21376888, 32065332, 42753776, 64130664, 128261328]

約数ペア:

[(1, 128261328), (2, 64130664), (3, 42753776), (4, 32065332), (6, 21376888), (8, 16032666), (12, 10688444), (13, 9866256), (16, 8016333), (17, 7544784), (24, 5344222), (26, 4933128), (34, 3772392), (39, 3288752), (48, 2672111), (51, 2514928), (52, 2466564), (68, 1886196), (78, 1644376), (102, 1257464), (104, 1233282), (107, 1198704), (113, 1135056), (136, 943098), (156, 822188), (204, 628732), (208, 616641), (214, 599352), (221, 580368), (226, 567528), (272, 471549), (312, 411094), (321, 399568), (339, 378352), (408, 314366), (428, 299676), (442, 290184), (452, 283764), (624, 205547), (642, 199784), (663, 193456), (678, 189176), (816, 157183), (856, 149838), (884, 145092), (904, 141882), (1284, 99892), (1326, 96728), (1356, 94588), (1391, 92208), (1469, 87312), (1712, 74919), (1768, 72546), (1808, 70941), (1819, 70512), (1921, 66768), (2568, 49946), (2652, 48364), (2712, 47294), (2782, 46104), (2938, 43656), (3536, 36273), (3638, 35256), (3842, 33384), (4173, 30736), (4407, 29104), (5136, 24973), (5304, 24182), (5424, 23647), (5457, 23504), (5564, 23052), (5763, 22256), (5876, 21828), (7276, 17628), (7684, 16692), (8346, 15368), (8814, 14552), (10608, 12091), (10914, 11752), (11128, 11526)]