128281608

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2797}}^1$

素因数の和:2836

約数の個数: 144

約数和(自身を含む): 435396780

約数和(自身を除く): 307115172

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 49, 52, 56, 63, 72, 78, 84, 91, 98, 104, 117, 126, 147, 156, 168, 182, 196, 234, 252, 273, 294, 312, 364, 392, 441, 468, 504, 546, 588, 637, 728, 819, 882, 936, 1092, 1176, 1274, 1638, 1764, 1911, 2184, 2548, 2797, 3276, 3528, 3822, 5096, 5594, 5733, 6552, 7644, 8391, 11188, 11466, 15288, 16782, 19579, 22376, 22932, 25173, 33564, 36361, 39158, 45864, 50346, 58737, 67128, 72722, 78316, 100692, 109083, 117474, 137053, 145444, 156632, 176211, 201384, 218166, 234948, 254527, 274106, 290888, 327249, 352422, 411159, 436332, 469896, 509054, 548212, 654498, 704844, 763581, 822318, 872664, 1018108, 1096424, 1233477, 1308996, 1409688, 1527162, 1644636, 1781689, 2036216, 2290743, 2466954, 2617992, 3054324, 3289272, 3563378, 4581486, 4933908, 5345067, 6108648, 7126756, 9162972, 9867816, 10690134, 14253512, 16035201, 18325944, 21380268, 32070402, 42760536, 64140804, 128281608]

約数ペア:

[(1, 128281608), (2, 64140804), (3, 42760536), (4, 32070402), (6, 21380268), (7, 18325944), (8, 16035201), (9, 14253512), (12, 10690134), (13, 9867816), (14, 9162972), (18, 7126756), (21, 6108648), (24, 5345067), (26, 4933908), (28, 4581486), (36, 3563378), (39, 3289272), (42, 3054324), (49, 2617992), (52, 2466954), (56, 2290743), (63, 2036216), (72, 1781689), (78, 1644636), (84, 1527162), (91, 1409688), (98, 1308996), (104, 1233477), (117, 1096424), (126, 1018108), (147, 872664), (156, 822318), (168, 763581), (182, 704844), (196, 654498), (234, 548212), (252, 509054), (273, 469896), (294, 436332), (312, 411159), (364, 352422), (392, 327249), (441, 290888), (468, 274106), (504, 254527), (546, 234948), (588, 218166), (637, 201384), (728, 176211), (819, 156632), (882, 145444), (936, 137053), (1092, 117474), (1176, 109083), (1274, 100692), (1638, 78316), (1764, 72722), (1911, 67128), (2184, 58737), (2548, 50346), (2797, 45864), (3276, 39158), (3528, 36361), (3822, 33564), (5096, 25173), (5594, 22932), (5733, 22376), (6552, 19579), (7644, 16782), (8391, 15288), (11188, 11466)]