645435396

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1181}}^1$

素因数の和:1274

約数の個数: 144

約数和(自身を含む): 1858671360

約数和(自身を除く): 1213235964

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 34, 36, 38, 47, 51, 57, 68, 76, 94, 102, 114, 141, 153, 171, 188, 204, 228, 282, 306, 323, 342, 423, 564, 612, 646, 684, 799, 846, 893, 969, 1181, 1292, 1598, 1692, 1786, 1938, 2362, 2397, 2679, 2907, 3196, 3543, 3572, 3876, 4724, 4794, 5358, 5814, 7086, 7191, 8037, 9588, 10629, 10716, 11628, 14172, 14382, 15181, 16074, 20077, 21258, 22439, 28764, 30362, 32148, 40154, 42516, 44878, 45543, 55507, 60231, 60724, 67317, 80308, 89756, 91086, 111014, 120462, 134634, 136629, 166521, 180693, 182172, 201951, 222028, 240924, 269268, 273258, 333042, 361386, 381463, 403902, 499563, 546516, 666084, 722772, 762926, 807804, 943619, 999126, 1054633, 1144389, 1525852, 1887238, 1998252, 2109266, 2288778, 2830857, 3163899, 3433167, 3774476, 4218532, 4577556, 5661714, 6327798, 6866334, 8492571, 9491697, 11323428, 12655596, 13732668, 16985142, 17928761, 18983394, 33970284, 35857522, 37966788, 53786283, 71715044, 107572566, 161358849, 215145132, 322717698, 645435396]

約数ペア:

[(1, 645435396), (2, 322717698), (3, 215145132), (4, 161358849), (6, 107572566), (9, 71715044), (12, 53786283), (17, 37966788), (18, 35857522), (19, 33970284), (34, 18983394), (36, 17928761), (38, 16985142), (47, 13732668), (51, 12655596), (57, 11323428), (68, 9491697), (76, 8492571), (94, 6866334), (102, 6327798), (114, 5661714), (141, 4577556), (153, 4218532), (171, 3774476), (188, 3433167), (204, 3163899), (228, 2830857), (282, 2288778), (306, 2109266), (323, 1998252), (342, 1887238), (423, 1525852), (564, 1144389), (612, 1054633), (646, 999126), (684, 943619), (799, 807804), (846, 762926), (893, 722772), (969, 666084), (1181, 546516), (1292, 499563), (1598, 403902), (1692, 381463), (1786, 361386), (1938, 333042), (2362, 273258), (2397, 269268), (2679, 240924), (2907, 222028), (3196, 201951), (3543, 182172), (3572, 180693), (3876, 166521), (4724, 136629), (4794, 134634), (5358, 120462), (5814, 111014), (7086, 91086), (7191, 89756), (8037, 80308), (9588, 67317), (10629, 60724), (10716, 60231), (11628, 55507), (14172, 45543), (14382, 44878), (15181, 42516), (16074, 40154), (20077, 32148), (21258, 30362), (22439, 28764)]