71724258

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:173

約数の個数: 128

約数和(自身を含む): 182476800

約数和(自身を除く): 110752542

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 27, 34, 43, 46, 51, 54, 69, 79, 86, 102, 129, 138, 153, 158, 207, 237, 258, 306, 387, 391, 414, 459, 474, 621, 711, 731, 774, 782, 918, 989, 1161, 1173, 1242, 1343, 1422, 1462, 1817, 1978, 2133, 2193, 2322, 2346, 2686, 2967, 3397, 3519, 3634, 4029, 4266, 4386, 5451, 5934, 6579, 6794, 7038, 8058, 8901, 10191, 10557, 10902, 12087, 13158, 16353, 16813, 17802, 19737, 20382, 21114, 24174, 26703, 30573, 30889, 32706, 33626, 36261, 39474, 49059, 50439, 53406, 57749, 61146, 61778, 72522, 78131, 91719, 92667, 98118, 100878, 115498, 151317, 156262, 173247, 183438, 185334, 234393, 278001, 302634, 346494, 453951, 468786, 519741, 556002, 703179, 834003, 907902, 1039482, 1328227, 1406358, 1559223, 1668006, 2109537, 2656454, 3118446, 3984681, 4219074, 7969362, 11954043, 23908086, 35862129, 71724258]

約数ペア:

[(1, 71724258), (2, 35862129), (3, 23908086), (6, 11954043), (9, 7969362), (17, 4219074), (18, 3984681), (23, 3118446), (27, 2656454), (34, 2109537), (43, 1668006), (46, 1559223), (51, 1406358), (54, 1328227), (69, 1039482), (79, 907902), (86, 834003), (102, 703179), (129, 556002), (138, 519741), (153, 468786), (158, 453951), (207, 346494), (237, 302634), (258, 278001), (306, 234393), (387, 185334), (391, 183438), (414, 173247), (459, 156262), (474, 151317), (621, 115498), (711, 100878), (731, 98118), (774, 92667), (782, 91719), (918, 78131), (989, 72522), (1161, 61778), (1173, 61146), (1242, 57749), (1343, 53406), (1422, 50439), (1462, 49059), (1817, 39474), (1978, 36261), (2133, 33626), (2193, 32706), (2322, 30889), (2346, 30573), (2686, 26703), (2967, 24174), (3397, 21114), (3519, 20382), (3634, 19737), (4029, 17802), (4266, 16813), (4386, 16353), (5451, 13158), (5934, 12087), (6579, 10902), (6794, 10557), (7038, 10191), (8058, 8901)]