128380158

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:131

約数の個数: 144

約数和(自身を含む): 327581280

約数和(自身を除く): 199201122

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 29, 34, 37, 46, 51, 58, 69, 74, 87, 102, 111, 138, 153, 174, 207, 222, 261, 289, 306, 333, 391, 414, 493, 522, 578, 629, 666, 667, 782, 851, 867, 986, 1073, 1173, 1258, 1334, 1479, 1702, 1734, 1887, 2001, 2146, 2346, 2553, 2601, 2958, 3219, 3519, 3774, 4002, 4437, 5106, 5202, 5661, 6003, 6438, 6647, 7038, 7659, 8381, 8874, 9657, 10693, 11322, 11339, 12006, 13294, 14467, 15318, 16762, 18241, 19314, 19941, 21386, 22678, 24679, 25143, 28934, 32079, 34017, 36482, 39882, 43401, 49358, 50286, 54723, 59823, 64158, 68034, 74037, 75429, 86802, 96237, 102051, 109446, 119646, 130203, 148074, 150858, 164169, 192474, 192763, 204102, 222111, 245939, 260406, 310097, 328338, 385526, 419543, 444222, 491878, 578289, 620194, 737817, 839086, 930291, 1156578, 1258629, 1475634, 1734867, 1860582, 2213451, 2517258, 2790873, 3469734, 3775887, 4426902, 5581746, 7132231, 7551774, 14264462, 21396693, 42793386, 64190079, 128380158]

約数ペア:

[(1, 128380158), (2, 64190079), (3, 42793386), (6, 21396693), (9, 14264462), (17, 7551774), (18, 7132231), (23, 5581746), (29, 4426902), (34, 3775887), (37, 3469734), (46, 2790873), (51, 2517258), (58, 2213451), (69, 1860582), (74, 1734867), (87, 1475634), (102, 1258629), (111, 1156578), (138, 930291), (153, 839086), (174, 737817), (207, 620194), (222, 578289), (261, 491878), (289, 444222), (306, 419543), (333, 385526), (391, 328338), (414, 310097), (493, 260406), (522, 245939), (578, 222111), (629, 204102), (666, 192763), (667, 192474), (782, 164169), (851, 150858), (867, 148074), (986, 130203), (1073, 119646), (1173, 109446), (1258, 102051), (1334, 96237), (1479, 86802), (1702, 75429), (1734, 74037), (1887, 68034), (2001, 64158), (2146, 59823), (2346, 54723), (2553, 50286), (2601, 49358), (2958, 43401), (3219, 39882), (3519, 36482), (3774, 34017), (4002, 32079), (4437, 28934), (5106, 25143), (5202, 24679), (5661, 22678), (6003, 21386), (6438, 19941), (6647, 19314), (7038, 18241), (7659, 16762), (8381, 15318), (8874, 14467), (9657, 13294), (10693, 12006), (11322, 11339)]