278510076

素因数分解:

$2^2\times 3^7\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:148

約数の個数: 192

約数和(自身を含む): 822886400

約数和(自身を除く): 544376324

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 31, 36, 39, 52, 54, 62, 78, 79, 81, 93, 108, 117, 124, 156, 158, 162, 186, 234, 237, 243, 279, 316, 324, 351, 372, 403, 468, 474, 486, 558, 702, 711, 729, 806, 837, 948, 972, 1027, 1053, 1116, 1209, 1404, 1422, 1458, 1612, 1674, 2054, 2106, 2133, 2187, 2418, 2449, 2511, 2844, 2916, 3081, 3159, 3348, 3627, 4108, 4212, 4266, 4374, 4836, 4898, 5022, 6162, 6318, 6399, 7254, 7347, 7533, 8532, 8748, 9243, 9477, 9796, 10044, 10881, 12324, 12636, 12798, 14508, 14694, 15066, 18486, 18954, 19197, 21762, 22041, 22599, 25596, 27729, 28431, 29388, 30132, 31837, 32643, 36972, 37908, 38394, 43524, 44082, 45198, 55458, 56862, 57591, 63674, 65286, 66123, 67797, 76788, 83187, 88164, 90396, 95511, 97929, 110916, 113724, 115182, 127348, 130572, 132246, 135594, 166374, 172773, 191022, 195858, 198369, 230364, 249561, 264492, 271188, 286533, 293787, 332748, 345546, 382044, 391716, 396738, 499122, 573066, 587574, 595107, 691092, 748683, 793476, 859599, 881361, 998244, 1146132, 1175148, 1190214, 1497366, 1719198, 1762722, 1785321, 2246049, 2380428, 2578797, 2994732, 3438396, 3525444, 3570642, 4492098, 5157594, 5355963, 7141284, 7736391, 8984196, 10315188, 10711926, 15472782, 21423852, 23209173, 30945564, 46418346, 69627519, 92836692, 139255038, 278510076]

約数ペア:

[(1, 278510076), (2, 139255038), (3, 92836692), (4, 69627519), (6, 46418346), (9, 30945564), (12, 23209173), (13, 21423852), (18, 15472782), (26, 10711926), (27, 10315188), (31, 8984196), (36, 7736391), (39, 7141284), (52, 5355963), (54, 5157594), (62, 4492098), (78, 3570642), (79, 3525444), (81, 3438396), (93, 2994732), (108, 2578797), (117, 2380428), (124, 2246049), (156, 1785321), (158, 1762722), (162, 1719198), (186, 1497366), (234, 1190214), (237, 1175148), (243, 1146132), (279, 998244), (316, 881361), (324, 859599), (351, 793476), (372, 748683), (403, 691092), (468, 595107), (474, 587574), (486, 573066), (558, 499122), (702, 396738), (711, 391716), (729, 382044), (806, 345546), (837, 332748), (948, 293787), (972, 286533), (1027, 271188), (1053, 264492), (1116, 249561), (1209, 230364), (1404, 198369), (1422, 195858), (1458, 191022), (1612, 172773), (1674, 166374), (2054, 135594), (2106, 132246), (2133, 130572), (2187, 127348), (2418, 115182), (2449, 113724), (2511, 110916), (2844, 97929), (2916, 95511), (3081, 90396), (3159, 88164), (3348, 83187), (3627, 76788), (4108, 67797), (4212, 66123), (4266, 65286), (4374, 63674), (4836, 57591), (4898, 56862), (5022, 55458), (6162, 45198), (6318, 44082), (6399, 43524), (7254, 38394), (7347, 37908), (7533, 36972), (8532, 32643), (8748, 31837), (9243, 30132), (9477, 29388), (9796, 28431), (10044, 27729), (10881, 25596), (12324, 22599), (12636, 22041), (12798, 21762), (14508, 19197), (14694, 18954), (15066, 18486)]