219680384

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1$

素因数の和:782

約数の個数: 128

約数和(自身を含む): 564019200

約数和(自身を除く): 344338816

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 56, 62, 64, 77, 88, 112, 124, 128, 154, 176, 217, 224, 248, 308, 341, 352, 434, 448, 496, 616, 682, 704, 719, 868, 896, 992, 1232, 1364, 1408, 1438, 1736, 1984, 2387, 2464, 2728, 2876, 3472, 3968, 4774, 4928, 5033, 5456, 5752, 6944, 7909, 9548, 9856, 10066, 10912, 11504, 13888, 15818, 19096, 20132, 21824, 22289, 23008, 27776, 31636, 38192, 40264, 43648, 44578, 46016, 55363, 63272, 76384, 80528, 89156, 92032, 110726, 126544, 152768, 156023, 161056, 178312, 221452, 245179, 253088, 305536, 312046, 322112, 356624, 442904, 490358, 506176, 624092, 644224, 713248, 885808, 980716, 1012352, 1248184, 1426496, 1716253, 1771616, 1961432, 2496368, 2852992, 3432506, 3543232, 3922864, 4992736, 6865012, 7086464, 7845728, 9985472, 13730024, 15691456, 19970944, 27460048, 31382912, 54920096, 109840192, 219680384]

約数ペア:

[(1, 219680384), (2, 109840192), (4, 54920096), (7, 31382912), (8, 27460048), (11, 19970944), (14, 15691456), (16, 13730024), (22, 9985472), (28, 7845728), (31, 7086464), (32, 6865012), (44, 4992736), (56, 3922864), (62, 3543232), (64, 3432506), (77, 2852992), (88, 2496368), (112, 1961432), (124, 1771616), (128, 1716253), (154, 1426496), (176, 1248184), (217, 1012352), (224, 980716), (248, 885808), (308, 713248), (341, 644224), (352, 624092), (434, 506176), (448, 490358), (496, 442904), (616, 356624), (682, 322112), (704, 312046), (719, 305536), (868, 253088), (896, 245179), (992, 221452), (1232, 178312), (1364, 161056), (1408, 156023), (1438, 152768), (1736, 126544), (1984, 110726), (2387, 92032), (2464, 89156), (2728, 80528), (2876, 76384), (3472, 63272), (3968, 55363), (4774, 46016), (4928, 44578), (5033, 43648), (5456, 40264), (5752, 38192), (6944, 31636), (7909, 27776), (9548, 23008), (9856, 22289), (10066, 21824), (10912, 20132), (11504, 19096), (13888, 15818)]