156949218

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:185

約数の個数: 128

約数和(自身を含む): 385689600

約数和(自身を除く): 228740382

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 31, 53, 54, 58, 61, 62, 87, 93, 106, 122, 159, 174, 183, 186, 261, 279, 318, 366, 477, 522, 549, 558, 783, 837, 899, 954, 1098, 1431, 1537, 1566, 1643, 1647, 1674, 1769, 1798, 1891, 2697, 2862, 3074, 3233, 3286, 3294, 3538, 3782, 4611, 4929, 5307, 5394, 5673, 6466, 8091, 9222, 9699, 9858, 10614, 11346, 13833, 14787, 15921, 16182, 17019, 19398, 24273, 27666, 29097, 29574, 31842, 34038, 41499, 44361, 47647, 47763, 48546, 51057, 54839, 58194, 82998, 87291, 88722, 93757, 95294, 95526, 100223, 102114, 109678, 142941, 164517, 174582, 187514, 200446, 281271, 285882, 300669, 329034, 428823, 493551, 562542, 601338, 843813, 857646, 902007, 987102, 1286469, 1480653, 1687626, 1804014, 2531439, 2572938, 2706021, 2906467, 2961306, 5062878, 5412042, 5812934, 8719401, 17438802, 26158203, 52316406, 78474609, 156949218]

約数ペア:

[(1, 156949218), (2, 78474609), (3, 52316406), (6, 26158203), (9, 17438802), (18, 8719401), (27, 5812934), (29, 5412042), (31, 5062878), (53, 2961306), (54, 2906467), (58, 2706021), (61, 2572938), (62, 2531439), (87, 1804014), (93, 1687626), (106, 1480653), (122, 1286469), (159, 987102), (174, 902007), (183, 857646), (186, 843813), (261, 601338), (279, 562542), (318, 493551), (366, 428823), (477, 329034), (522, 300669), (549, 285882), (558, 281271), (783, 200446), (837, 187514), (899, 174582), (954, 164517), (1098, 142941), (1431, 109678), (1537, 102114), (1566, 100223), (1643, 95526), (1647, 95294), (1674, 93757), (1769, 88722), (1798, 87291), (1891, 82998), (2697, 58194), (2862, 54839), (3074, 51057), (3233, 48546), (3286, 47763), (3294, 47647), (3538, 44361), (3782, 41499), (4611, 34038), (4929, 31842), (5307, 29574), (5394, 29097), (5673, 27666), (6466, 24273), (8091, 19398), (9222, 17019), (9699, 16182), (9858, 15921), (10614, 14787), (11346, 13833)]