217163904

素因数分解:

$2^7\times 3^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:278

約数の個数: 128

約数和(自身を含む): 599009280

約数和(自身を除く): 381845376

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 61, 64, 73, 96, 122, 127, 128, 146, 183, 192, 219, 244, 254, 292, 366, 381, 384, 438, 488, 508, 584, 732, 762, 876, 976, 1016, 1168, 1464, 1524, 1752, 1952, 2032, 2336, 2928, 3048, 3504, 3904, 4064, 4453, 4672, 5856, 6096, 7008, 7747, 7808, 8128, 8906, 9271, 9344, 11712, 12192, 13359, 14016, 15494, 16256, 17812, 18542, 23241, 23424, 24384, 26718, 27813, 28032, 30988, 35624, 37084, 46482, 48768, 53436, 55626, 61976, 71248, 74168, 92964, 106872, 111252, 123952, 142496, 148336, 185928, 213744, 222504, 247904, 284992, 296672, 371856, 427488, 445008, 495808, 565531, 569984, 593344, 743712, 854976, 890016, 991616, 1131062, 1186688, 1487424, 1696593, 1709952, 1780032, 2262124, 2974848, 3393186, 3560064, 4524248, 6786372, 9048496, 13572744, 18096992, 27145488, 36193984, 54290976, 72387968, 108581952, 217163904]

約数ペア:

[(1, 217163904), (2, 108581952), (3, 72387968), (4, 54290976), (6, 36193984), (8, 27145488), (12, 18096992), (16, 13572744), (24, 9048496), (32, 6786372), (48, 4524248), (61, 3560064), (64, 3393186), (73, 2974848), (96, 2262124), (122, 1780032), (127, 1709952), (128, 1696593), (146, 1487424), (183, 1186688), (192, 1131062), (219, 991616), (244, 890016), (254, 854976), (292, 743712), (366, 593344), (381, 569984), (384, 565531), (438, 495808), (488, 445008), (508, 427488), (584, 371856), (732, 296672), (762, 284992), (876, 247904), (976, 222504), (1016, 213744), (1168, 185928), (1464, 148336), (1524, 142496), (1752, 123952), (1952, 111252), (2032, 106872), (2336, 92964), (2928, 74168), (3048, 71248), (3504, 61976), (3904, 55626), (4064, 53436), (4453, 48768), (4672, 46482), (5856, 37084), (6096, 35624), (7008, 30988), (7747, 28032), (7808, 27813), (8128, 26718), (8906, 24384), (9271, 23424), (9344, 23241), (11712, 18542), (12192, 17812), (13359, 16256), (14016, 15494)]