78826428

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:184

約数の個数: 144

約数和(自身を含む): 223082496

約数和(自身を除く): 144256068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 31, 36, 37, 46, 62, 69, 74, 83, 92, 93, 111, 124, 138, 148, 166, 186, 207, 222, 249, 276, 279, 332, 333, 372, 414, 444, 498, 558, 666, 713, 747, 828, 851, 996, 1116, 1147, 1332, 1426, 1494, 1702, 1909, 2139, 2294, 2553, 2573, 2852, 2988, 3071, 3404, 3441, 3818, 4278, 4588, 5106, 5146, 5727, 6142, 6417, 6882, 7636, 7659, 7719, 8556, 9213, 10212, 10292, 10323, 11454, 12284, 12834, 13764, 15318, 15438, 17181, 18426, 20646, 22908, 23157, 25668, 26381, 27639, 30636, 30876, 34362, 36852, 41292, 46314, 52762, 55278, 59179, 68724, 70633, 79143, 92628, 95201, 105524, 110556, 118358, 141266, 158286, 177537, 190402, 211899, 236716, 237429, 282532, 285603, 316572, 355074, 380804, 423798, 474858, 532611, 571206, 635697, 710148, 847596, 856809, 949716, 1065222, 1142412, 1271394, 1713618, 2130444, 2189623, 2542788, 3427236, 4379246, 6568869, 8758492, 13137738, 19706607, 26275476, 39413214, 78826428]

約数ペア:

[(1, 78826428), (2, 39413214), (3, 26275476), (4, 19706607), (6, 13137738), (9, 8758492), (12, 6568869), (18, 4379246), (23, 3427236), (31, 2542788), (36, 2189623), (37, 2130444), (46, 1713618), (62, 1271394), (69, 1142412), (74, 1065222), (83, 949716), (92, 856809), (93, 847596), (111, 710148), (124, 635697), (138, 571206), (148, 532611), (166, 474858), (186, 423798), (207, 380804), (222, 355074), (249, 316572), (276, 285603), (279, 282532), (332, 237429), (333, 236716), (372, 211899), (414, 190402), (444, 177537), (498, 158286), (558, 141266), (666, 118358), (713, 110556), (747, 105524), (828, 95201), (851, 92628), (996, 79143), (1116, 70633), (1147, 68724), (1332, 59179), (1426, 55278), (1494, 52762), (1702, 46314), (1909, 41292), (2139, 36852), (2294, 34362), (2553, 30876), (2573, 30636), (2852, 27639), (2988, 26381), (3071, 25668), (3404, 23157), (3441, 22908), (3818, 20646), (4278, 18426), (4588, 17181), (5106, 15438), (5146, 15318), (5727, 13764), (6142, 12834), (6417, 12284), (6882, 11454), (7636, 10323), (7659, 10292), (7719, 10212), (8556, 9213)]