245893644

素因数分解:

$2^2\times 3^5\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1$

素因数の和:706

約数の個数: 144

約数和(自身を含む): 713276928

約数和(自身を除く): 467383284

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 23, 27, 34, 36, 46, 51, 54, 68, 69, 81, 92, 102, 108, 138, 153, 162, 204, 207, 243, 276, 306, 324, 391, 414, 459, 486, 612, 621, 647, 782, 828, 918, 972, 1173, 1242, 1294, 1377, 1564, 1836, 1863, 1941, 2346, 2484, 2588, 2754, 3519, 3726, 3882, 4131, 4692, 5508, 5589, 5823, 7038, 7452, 7764, 8262, 10557, 10999, 11178, 11646, 14076, 14881, 16524, 17469, 21114, 21998, 22356, 23292, 29762, 31671, 32997, 34938, 42228, 43996, 44643, 52407, 59524, 63342, 65994, 69876, 89286, 95013, 98991, 104814, 126684, 131988, 133929, 157221, 178572, 190026, 197982, 209628, 252977, 267858, 296973, 314442, 380052, 395964, 401787, 505954, 535716, 593946, 628884, 758931, 803574, 890919, 1011908, 1187892, 1205361, 1517862, 1607148, 1781838, 2276793, 2410722, 2672757, 3035724, 3563676, 3616083, 4553586, 4821444, 5345514, 6830379, 7232166, 9107172, 10691028, 13660758, 14464332, 20491137, 27321516, 40982274, 61473411, 81964548, 122946822, 245893644]

約数ペア:

[(1, 245893644), (2, 122946822), (3, 81964548), (4, 61473411), (6, 40982274), (9, 27321516), (12, 20491137), (17, 14464332), (18, 13660758), (23, 10691028), (27, 9107172), (34, 7232166), (36, 6830379), (46, 5345514), (51, 4821444), (54, 4553586), (68, 3616083), (69, 3563676), (81, 3035724), (92, 2672757), (102, 2410722), (108, 2276793), (138, 1781838), (153, 1607148), (162, 1517862), (204, 1205361), (207, 1187892), (243, 1011908), (276, 890919), (306, 803574), (324, 758931), (391, 628884), (414, 593946), (459, 535716), (486, 505954), (612, 401787), (621, 395964), (647, 380052), (782, 314442), (828, 296973), (918, 267858), (972, 252977), (1173, 209628), (1242, 197982), (1294, 190026), (1377, 178572), (1564, 157221), (1836, 133929), (1863, 131988), (1941, 126684), (2346, 104814), (2484, 98991), (2588, 95013), (2754, 89286), (3519, 69876), (3726, 65994), (3882, 63342), (4131, 59524), (4692, 52407), (5508, 44643), (5589, 43996), (5823, 42228), (7038, 34938), (7452, 32997), (7764, 31671), (8262, 29762), (10557, 23292), (10999, 22356), (11178, 21998), (11646, 21114), (14076, 17469), (14881, 16524)]