256817232

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2141}}^1$

素因数の和:2186

約数の個数: 180

約数和(自身を含む): 885669876

約数和(自身を除く): 628852644

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 34, 36, 42, 48, 49, 51, 56, 63, 68, 72, 84, 98, 102, 112, 119, 126, 136, 144, 147, 153, 168, 196, 204, 238, 252, 272, 294, 306, 336, 357, 392, 408, 441, 476, 504, 588, 612, 714, 784, 816, 833, 882, 952, 1008, 1071, 1176, 1224, 1428, 1666, 1764, 1904, 2141, 2142, 2352, 2448, 2499, 2856, 3332, 3528, 4282, 4284, 4998, 5712, 6423, 6664, 7056, 7497, 8564, 8568, 9996, 12846, 13328, 14987, 14994, 17128, 17136, 19269, 19992, 25692, 29974, 29988, 34256, 36397, 38538, 39984, 44961, 51384, 59948, 59976, 72794, 77076, 89922, 102768, 104909, 109191, 119896, 119952, 134883, 145588, 154152, 179844, 209818, 218382, 239792, 254779, 269766, 291176, 308304, 314727, 327573, 359688, 419636, 436764, 509558, 539532, 582352, 629454, 655146, 719376, 764337, 839272, 873528, 944181, 1019116, 1079064, 1258908, 1310292, 1528674, 1678544, 1747056, 1783453, 1888362, 2038232, 2158128, 2293011, 2517816, 2620584, 3057348, 3566906, 3776724, 4076464, 4586022, 5035632, 5241168, 5350359, 6114696, 7133812, 7553448, 9172044, 10700718, 12229392, 14267624, 15106896, 16051077, 18344088, 21401436, 28535248, 32102154, 36688176, 42802872, 64204308, 85605744, 128408616, 256817232]

約数ペア:

[(1, 256817232), (2, 128408616), (3, 85605744), (4, 64204308), (6, 42802872), (7, 36688176), (8, 32102154), (9, 28535248), (12, 21401436), (14, 18344088), (16, 16051077), (17, 15106896), (18, 14267624), (21, 12229392), (24, 10700718), (28, 9172044), (34, 7553448), (36, 7133812), (42, 6114696), (48, 5350359), (49, 5241168), (51, 5035632), (56, 4586022), (63, 4076464), (68, 3776724), (72, 3566906), (84, 3057348), (98, 2620584), (102, 2517816), (112, 2293011), (119, 2158128), (126, 2038232), (136, 1888362), (144, 1783453), (147, 1747056), (153, 1678544), (168, 1528674), (196, 1310292), (204, 1258908), (238, 1079064), (252, 1019116), (272, 944181), (294, 873528), (306, 839272), (336, 764337), (357, 719376), (392, 655146), (408, 629454), (441, 582352), (476, 539532), (504, 509558), (588, 436764), (612, 419636), (714, 359688), (784, 327573), (816, 314727), (833, 308304), (882, 291176), (952, 269766), (1008, 254779), (1071, 239792), (1176, 218382), (1224, 209818), (1428, 179844), (1666, 154152), (1764, 145588), (1904, 134883), (2141, 119952), (2142, 119896), (2352, 109191), (2448, 104909), (2499, 102768), (2856, 89922), (3332, 77076), (3528, 72794), (4282, 59976), (4284, 59948), (4998, 51384), (5712, 44961), (6423, 39984), (6664, 38538), (7056, 36397), (7497, 34256), (8564, 29988), (8568, 29974), (9996, 25692), (12846, 19992), (13328, 19269), (14987, 17136), (14994, 17128)]