81835416

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:218

約数の個数: 192

約数和(自身を含む): 261424800

約数和(自身を除く): 179589384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 17, 18, 24, 26, 34, 36, 37, 39, 51, 52, 68, 72, 74, 78, 102, 104, 111, 117, 136, 139, 148, 153, 156, 204, 221, 222, 234, 278, 296, 306, 312, 333, 408, 417, 442, 444, 468, 481, 556, 612, 629, 663, 666, 834, 884, 888, 936, 962, 1112, 1224, 1251, 1258, 1326, 1332, 1443, 1668, 1768, 1807, 1887, 1924, 1989, 2363, 2502, 2516, 2652, 2664, 2886, 3336, 3614, 3774, 3848, 3978, 4329, 4726, 5004, 5032, 5143, 5304, 5421, 5661, 5772, 7089, 7228, 7548, 7956, 8177, 8658, 9452, 10008, 10286, 10842, 11322, 11544, 14178, 14456, 15096, 15429, 15912, 16263, 16354, 17316, 18904, 20572, 21267, 21684, 22644, 24531, 28356, 30719, 30858, 32526, 32708, 34632, 41144, 42534, 43368, 45288, 46287, 49062, 56712, 61438, 61716, 65052, 65416, 66859, 73593, 85068, 87431, 92157, 92574, 98124, 122876, 123432, 130104, 133718, 147186, 170136, 174862, 184314, 185148, 196248, 200577, 245752, 262293, 267436, 276471, 294372, 349724, 368628, 370296, 401154, 524586, 534872, 552942, 588744, 601731, 699448, 737256, 786879, 802308, 1049172, 1105884, 1136603, 1203462, 1573758, 1604616, 2098344, 2211768, 2273206, 2406924, 3147516, 3409809, 4546412, 4813848, 6295032, 6819618, 9092824, 10229427, 13639236, 20458854, 27278472, 40917708, 81835416]

約数ペア:

[(1, 81835416), (2, 40917708), (3, 27278472), (4, 20458854), (6, 13639236), (8, 10229427), (9, 9092824), (12, 6819618), (13, 6295032), (17, 4813848), (18, 4546412), (24, 3409809), (26, 3147516), (34, 2406924), (36, 2273206), (37, 2211768), (39, 2098344), (51, 1604616), (52, 1573758), (68, 1203462), (72, 1136603), (74, 1105884), (78, 1049172), (102, 802308), (104, 786879), (111, 737256), (117, 699448), (136, 601731), (139, 588744), (148, 552942), (153, 534872), (156, 524586), (204, 401154), (221, 370296), (222, 368628), (234, 349724), (278, 294372), (296, 276471), (306, 267436), (312, 262293), (333, 245752), (408, 200577), (417, 196248), (442, 185148), (444, 184314), (468, 174862), (481, 170136), (556, 147186), (612, 133718), (629, 130104), (663, 123432), (666, 122876), (834, 98124), (884, 92574), (888, 92157), (936, 87431), (962, 85068), (1112, 73593), (1224, 66859), (1251, 65416), (1258, 65052), (1326, 61716), (1332, 61438), (1443, 56712), (1668, 49062), (1768, 46287), (1807, 45288), (1887, 43368), (1924, 42534), (1989, 41144), (2363, 34632), (2502, 32708), (2516, 32526), (2652, 30858), (2664, 30719), (2886, 28356), (3336, 24531), (3614, 22644), (3774, 21684), (3848, 21267), (3978, 20572), (4329, 18904), (4726, 17316), (5004, 16354), (5032, 16263), (5143, 15912), (5304, 15429), (5421, 15096), (5661, 14456), (5772, 14178), (7089, 11544), (7228, 11322), (7548, 10842), (7956, 10286), (8177, 10008), (8658, 9452)]