391777568

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:219

約数の個数: 192

約数和(自身を含む): 1023402240

約数和(自身を除く): 631624672

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 73, 76, 91, 97, 104, 112, 133, 146, 152, 182, 194, 208, 224, 247, 266, 292, 304, 364, 388, 416, 494, 511, 532, 584, 608, 679, 728, 776, 949, 988, 1022, 1064, 1168, 1261, 1358, 1387, 1456, 1552, 1729, 1843, 1898, 1976, 2044, 2128, 2336, 2522, 2716, 2774, 2912, 3104, 3458, 3686, 3796, 3952, 4088, 4256, 5044, 5432, 5548, 6643, 6916, 7081, 7372, 7592, 7904, 8176, 8827, 9709, 10088, 10864, 11096, 12901, 13286, 13832, 14162, 14744, 15184, 16352, 17654, 18031, 19418, 20176, 21728, 22192, 23959, 25802, 26572, 27664, 28324, 29488, 30368, 35308, 36062, 38836, 40352, 44384, 47918, 49567, 51604, 53144, 55328, 56648, 58976, 70616, 72124, 77672, 92053, 95836, 99134, 103208, 106288, 113296, 126217, 134539, 141232, 144248, 155344, 167713, 184106, 191672, 198268, 206416, 212576, 226592, 252434, 269078, 282464, 288496, 310688, 335426, 368212, 383344, 396536, 412832, 504868, 538156, 576992, 644371, 670852, 736424, 766688, 793072, 941773, 1009736, 1076312, 1288742, 1341704, 1472848, 1586144, 1749007, 1883546, 2019472, 2152624, 2577484, 2683408, 2945696, 3498014, 3767092, 4038944, 4305248, 5154968, 5366816, 6996028, 7534184, 10309936, 12243049, 13992056, 15068368, 20619872, 24486098, 27984112, 30136736, 48972196, 55968224, 97944392, 195888784, 391777568]

約数ペア:

[(1, 391777568), (2, 195888784), (4, 97944392), (7, 55968224), (8, 48972196), (13, 30136736), (14, 27984112), (16, 24486098), (19, 20619872), (26, 15068368), (28, 13992056), (32, 12243049), (38, 10309936), (52, 7534184), (56, 6996028), (73, 5366816), (76, 5154968), (91, 4305248), (97, 4038944), (104, 3767092), (112, 3498014), (133, 2945696), (146, 2683408), (152, 2577484), (182, 2152624), (194, 2019472), (208, 1883546), (224, 1749007), (247, 1586144), (266, 1472848), (292, 1341704), (304, 1288742), (364, 1076312), (388, 1009736), (416, 941773), (494, 793072), (511, 766688), (532, 736424), (584, 670852), (608, 644371), (679, 576992), (728, 538156), (776, 504868), (949, 412832), (988, 396536), (1022, 383344), (1064, 368212), (1168, 335426), (1261, 310688), (1358, 288496), (1387, 282464), (1456, 269078), (1552, 252434), (1729, 226592), (1843, 212576), (1898, 206416), (1976, 198268), (2044, 191672), (2128, 184106), (2336, 167713), (2522, 155344), (2716, 144248), (2774, 141232), (2912, 134539), (3104, 126217), (3458, 113296), (3686, 106288), (3796, 103208), (3952, 99134), (4088, 95836), (4256, 92053), (5044, 77672), (5432, 72124), (5548, 70616), (6643, 58976), (6916, 56648), (7081, 55328), (7372, 53144), (7592, 51604), (7904, 49567), (8176, 47918), (8827, 44384), (9709, 40352), (10088, 38836), (10864, 36062), (11096, 35308), (12901, 30368), (13286, 29488), (13832, 28324), (14162, 27664), (14744, 26572), (15184, 25802), (16352, 23959), (17654, 22192), (18031, 21728), (19418, 20176)]